The 50 Best Roundcube Alternatives for 2023

The 50 Best Roundcube Alternatives for 2023

A web-based IMAP email client. Roundcube's most prominent feature is the pervasive use of Ajax technology. Roundcube is free and open-source software subject to the terms of the GNU General Public License, with exceptions for skins and plugins.

If you're looking for an alternative to Roundcube, here are the most popular Roundcube alternatives used by real founders:

1. Omnisend

Omnisend is a top-rated ecommerce email & SMS marketing platform used by more than 75,000 brands to send automated emails, SMS and push notifications to their customers to build their brand and increase sales.

More About Omnisend

Omnisend is a top-rated ecommerce email & SMS marketing platform used by more than 75,000 brands to send automated emails, SMS and push notifications to their customers to build their brand and increase sales.

Omnisend’s email & SMS marketing platform allows ecommerce merchants of all sizes to communicate with their customers so that they can build brand loyalty and generate loads of sales. Omnisend’s platform covers the entire job of getting new customers, building their email and SMS lists, and sending automated messages to both convert visitors into first-time buyers and buyers into loyal customers.

This is great for ecommerce founders and marketers who want to get more from their ESPs while actually doing less work. For those businesses that want to do deep dives into the details, Omnisend’s advanced reporting gives not only accurate performance metrics, but also insights into how to move contacts further down the funnel. That’s why more than 75,000 ecommerce brands like To’ak Chocolate, Naked & Famous, Hallmark and Inglot Canada use Omnisend to sell more everyday.

The Free plan has no feature limitations, so ecommerce founders and marketers can see how Omnisend fits their business and helps them grow.

article

Pricing Details

  • Up to 250 contacts: Free!
  • Up to 1,000 subscribers: $20 per month
  • Up to 2,500 subscribers: $30 per month
  • Up to 5,000 subscribers: $65 per month
  • Up to 10,000 subscribers: $115 per month
  • Up to 20,000 subscribers: $230 per month

Additional details about Omnisend:

Businesses using Omnisend:

30 successful businesses are using Omnisend ➜

2. Klaviyo

Klaviyo’s the ultimate ecommerce marketing platform trusted by 50,000+ brands, like Chubbies, Living Proof, and Hint. Deliver higher-value, personalized marketing experiences across email, mobile, and web.

More About Klaviyo

Klaviyo is the ultimate ecommerce marketing platform for online brands of all kinds and all sizes. With email automation, SMS marketing, list growth tools, and more, you’ll get everything you need to build strong relationships that keep your customers coming back.

Klaviyo makes it easy to store, access, analyze and use transactional and behavioral data to power highly-targeted customer and prospect communications. And unlike other marketing platforms, Klaviyo doesn’t force you to compromise between advanced functionality or ease of use—so businesses of all sizes are able to maximize their sales quickly. That’s why over 50,000 innovative brands like Living Proof, Custom Ink and Huckberry sell more with Klaviyo.

Platform Highlights:

  • Manage and send all your customer communications from a single platform—email, SMS, app and web push notifications
  • Send impactful, on-brand promos and email newsletters
  • Save time with email and form templates
  • Have a one-on-one conversation with every customer
  • Leverage pre-built ecommerce email automations or customize your own ideal customer experience
  • Optimize for email revenue, not just clicks and opens
  • Improve email deliverability with targeted segmentation that updates in real-time
  • Enhance your website with a variety of form types: flyouts, pop-ups, and embedded forms
  • Sync your Klaviyo segments to Facebook and Instagram advertising campaigns for better targeting, lower CAC, and higher ROAS
  • Leverage predictive analytics, like predicted next purchase date, predicted gender, and smart send time
  • And more!

Pricing Details

  • Up to 250 contacts: Free!
  • Up to 1,000 subscribers: $30 per month
  • Up to 2,500 subscribers: $60 per month
  • Up to 5,000 subscribers: $100 per month
  • Up to 10,000 subscribers: $150 per month
  • Up to 20,000 subscribers: $375 per month

Additional details about Klaviyo:

Businesses using Klaviyo:

324 successful businesses are using Klaviyo ➜

3. MailChimp

A marketing automation platform and an email marketing service.

More About MailChimp

MailChimp is the gigantic elephant-in-the-room leader in the email space.

They are a great tool if you are just getting started with email marketing as they have a pretty generous freemium plan.

MailChimp has a couple really good things going for them:

  • Very good reporting for a free tool
  • One of the best drag and drop editors - makes it very easy to send newsletter.

MailChimp falls short in its pricing model because your costs will skyrocket as your list grows, and the automation features are limited.

This tool is best for: small businesses or just getting started.

Pricing Details

The free plan, up to 2000 subscribers - what you get

  • Send up to 12,000 emails per month
  • Up to 2,000 subscribers
  • Email support included for 30 days

"Essentials" plan Plans start at $10 per month

  • Up to 5,000 subscribers $50 per month
  • Up to 10,000 subscribers $75 per month
  • Up to 25,000 subscribers $150 per month

Standard plan Plans start at $15 per month

  • Up to 5,000 subscribers $75 per month
  • Up to 10,000 subscribers $99 per month
  • Up to 20,000 subscribers $189 per month

Additional details about MailChimp:

Businesses using MailChimp:

708 successful businesses are using MailChimp ➜

4. G Suite

An integrated suite of secure, cloud-native collaboration and productivity apps powered by Google AI.

More About G Suite

G Suite gives you powerful tools for a very low price.

Starting at $6/month you can get an email for your business and access to tools like Google Drive, Google Docs, Sheets, etc.

Additional details about G Suite:

Businesses using G Suite:

421 successful businesses are using G Suite ➜

5. Whatsapp

A cross-platform instant messaging application that allows iPhone, BlackBerry, Android, Windows Phone and Nokia smartphone users to exchange text, image, video and audio messages for free.

Additional details about Whatsapp:

Businesses using Whatsapp:

150 successful businesses are using Whatsapp ➜

6. ActiveCampaign

Marketing automation platform that blends automation and human touch.

More About ActiveCampaign

An automation-focused email marketing tool, ActiveCampaign does a lot of things including having a CRM as part of the software.

ActiveCampaign is known for its great reporting, and more importantly, its impressive deliverability. Based on deliverablity tests done by Email Tool Tester, ActiveCampaign often scored in the 90% range, which is very impressive.

This tool is best for e-commerce businesses interested in email automation.

Pricing Details

Lite Plan

  • 1,000 contacts $17/mo
  • 5,000 contacts $69/mo
  • 10,000 contacts $111/mo
  • 25,000 contacts $179/mo

Plus Plan

  • 1,000 contacts $49/mo
  • 5,000 contacts $135/mo
  • 10,000 contacts $199/mo
  • 25,000 contacts $319/mo

Professional Plan

  • 1,000 contacts $129/mo
  • 5,000 contacts $199/mo
  • 10,000 contacts $279/mo
  • 25,000 contacts $479/mo

Additional details about ActiveCampaign:

Businesses using ActiveCampaign:

141 successful businesses are using ActiveCampaign ➜

7. ConvertKit

Email marketing for creators.

More About ConvertKit

ConvertKit is made for professional bloggers and creators.

They have a very strong landing page features and have good automation features.

They are a bit on the pricier side and their reporting/analytics features are just OK.

ConvertKit is best for: bloggers.

Pricing Details

  • 0-1k subscribers $29/month
  • 1k-3k subscribers $49/month
  • 3k-5k subscribers $79/month
  • 5k+ subscribers $119/month

Additional details about ConvertKit:

Businesses using ConvertKit:

8. SendGrid

Customer communication platform for transactional and marketing email.

More About SendGrid

A transactional email service.

Send promotional or transaction emails through the SendGrid API.

Pricing Details

  • 100 emails/day - Free!
  • Up to 50k emails/day - $15/month
  • Up to 100k emails/day - $30/month

Additional details about SendGrid:

Businesses using SendGrid:

80 successful businesses are using SendGrid ➜

9. Mailerlite

Affordable Email Marketing Software for Small Business.

More About Mailerlite

MailerLite is a relatively new player in the email space, and they provide a very easy to use product and interface.

They have beautiful built-in email templates and they also have a "free for life" pricing option for up to 1,000 contacts.

Where they come short is in reporting, analytics and automation.

Who's this for? Small businesses and freelancers.

Pricing Details

  • 1,000 contacts $0/mo
  • 2,500 $15/mo
  • 5,000 $30/mo
  • 10,000 $50/mo
  • 15,000 $75/mo

Additional details about Mailerlite:

Businesses using Mailerlite:

65 successful businesses are using Mailerlite ➜

10. Drip

Send abandoned cart messages and customized emails that drive sales and deepen customer relationships.

More About Drip

A marketing platform best for e-commerce brands.

The advantages of using Drip are in its list growth and lead magnet features, where you can place popups on your site that convert really well.

Pricing Details

  • 1,000 contacts $49/month
  • 5,000 contacts $122/month
  • 10,000+ contacts $184/month

Additional details about Drip:

Businesses using Drip:

41 successful businesses are using Drip ➜

11. Telegram

A cloud-based instant messaging and voice over IP service.

Additional details about Telegram:

Businesses using Telegram:

52 successful businesses are using Telegram ➜

12. 1Password

It provides a place for users to store various passwords, software licenses, and other sensitive information in a virtual vault that is locked with a PBKDF2-guarded master password.

Additional details about 1Password:

Businesses using 1Password:

46 successful businesses are using 1Password ➜

13. Planoly

Visually plan, manage, and schedule your Instagram posts.

Additional details about Planoly:

Businesses using Planoly:

14. Mailgun

Lets you tag each outgoing message with a custom value and provides statistics on the tag level.

More About Mailgun

Mailgun is an email API built for developers that allows you to send custom transactional emails.

They have Python, Ruby, PHP, C#, Node.js and Java API.

Pricing Details

  • 10,000 emails/month - $0/month
  • 30,000 emails/month - $10/month
  • 50,000 emails/month - $79/month

Additional details about Mailgun:

Businesses using Mailgun:

15. Constant Contact

Email marketing for small business and nonprofit organizations.

More About Constant Contact

Constant Contact is an email marketing platform and CRM built for small businesses.

They have great features if you run events, and their deliverability is very good.

Best for: small businesses.

Pricing Details

  • 500 subscribers $20/mo
  • 2,500 subscribers $45/mo
  • 5,000 subscribers $65/mo
  • 10,000 subscribers $95/mo

Additional details about Constant Contact:

Businesses using Constant Contact:

32 successful businesses are using Constant Contact ➜

16. Hunter

Find email addresses in seconds.

More About Hunter

Email Hunter is a Chrome extension that helps you find emails on the site that you're visiting.

Pricing Details

  • Free plan
  • Starter plan - $49/month
  • Growth plan - $99/month
  • Pro plan - $199/month

Additional details about Hunter:

Businesses using Hunter:

17. WeChat

A Chinese multi-purpose messaging, social media and mobile payment app developed by Tencent.

Additional details about WeChat:

Businesses using WeChat:

18. Linkedin sales navigator

APPS is dedicated to providing the most effective and cost-efficient electronic payment solutions available today

More About Linkedin sales navigator

A tool to find contact information on LinkedIn.

Pricing Details

is not disclosed on their website.

Additional details about Linkedin sales navigator:

Businesses using Linkedin sales navigator:

19. SendinBlue

Email marketing & automation suite allowing organizations to communicate directly with clients by email or SMS.

More About SendinBlue

SendInBlue is a very budget-conscious email marketing service and it has a very generous free plan.

They have pretty decent automation options, but their integrations are limited. There is also a sending limit on the free plan.

SendInBlue is best for small businesses and agencies.

Their pricing is based on how many emails you're sending, not amount of subscribers:

  • 300 emails/day: Free!
  • 40,000 emails/day: $25/month
  • 60,000 emails/day: $39/month
  • 120,000 emails/day: $66/month

Additional details about SendinBlue:

Businesses using SendinBlue:

27 successful businesses are using SendinBlue ➜

20. Postmark

A fast and reliable transactional email service.

More About Postmark

A transactional email service that prides itself on the best deliverability in the market.

They also have some pretty good reporting and trigger features such as open, click, and link tracking.

Pricing Details

  • 10,000 emails/month - $10/month
  • 50,000 emails/month - $50/month
  • 125,000 emails/month - $100/month

Additional details about Postmark:

Businesses using Postmark:

24 successful businesses are using Postmark ➜

21. Lastpass

A freemium password manager that stores encrypted passwords online.

Additional details about Lastpass:

Businesses using Lastpass:

22. Privy

Jumpstart your ecommerce business growth. Capture more emails and easily convert first-time visitors into customers.

Additional details about Privy:

Businesses using Privy:

20 successful businesses are using Privy ➜

23. UberConference

Gives an easy, powerful, and pain-free way to schedule and run audio conferences, all without requiring annoying PINs.

Additional details about UberConference:

Businesses using UberConference:

24. Customer.io

Is a tool that lends you a helping hand to craft ideal customer interaction for your clients.

More About Customer.io

A customer communication platform. Send emails, push notifications, SMS, webhooks, and more to stay connected with your customers.

Pricing Details

  • Basic - $150/month
  • Premium - $995/month

Additional details about Customer.io:

Businesses using Customer.io:

15 successful businesses are using Customer.io ➜

25. Superhuman

We rebuilt the inbox from the ground up to make you brilliant at what you do.

More About Superhuman

Pitched by VCs as the next big thing - Superhuman is an email client built for the people for whom email is work and work is email. Because of that, it helps you get through your email twice as fast as before.

Although this is less of a traditional email marketing tool, don't forget that you're marketing yourself and your business through your 1:1 and personal emails - being more productive there can help.

Pricing Details

$30/month

Additional details about Superhuman:

Businesses using Superhuman:

15 successful businesses are using Superhuman ➜

26. GetResponse

Send email newsletters, campaigns, online surveys and follow-up autoresponders.

More About GetResponse

GetResponse has a ton of features, and some extra ones that you won't find in many email marketing services.

One of them being their landing pages feature, where you can drive subscribers to your mailing list.

On higher-tier plans they have strong automations and even a webinar feature.

This service is best for: e-commerce businesses.

Pricing Details

Basic plan

  • 1,000 subscribers $15/mo
  • 5,000 subscribers $45/mo
  • 10,000 subscribers $65/mo

Plus plan

  • 1,000 subscribers $49/mo
  • 5,000 subscribers $79/mo
  • 10,000 subscribers $95/mo

Additional details about GetResponse:

Businesses using GetResponse:

13 successful businesses are using GetResponse ➜

27. EmailOctopus

Manage and email your subscribers for far cheaper by connecting your Amazon SES account.

More About EmailOctopus

An email marketing platform built on top of Amazon SES.

Because of Amazon SES, EmailOctopus is significantly cheaper than the competition.

If you have a really big list, this may be a great option.

Pricing Details

  • 2,000 subscribers - $20/month
  • 10,000 subscribers - $30/month
  • 25,000 subscribers - $65/month

Additional details about EmailOctopus:

Businesses using EmailOctopus:

28. AWeber

An all-in-one marketing solution specializing in email marketing, allowing 300,000+ small businesses and entrepreneurs to create and send emails, landing pages, web push notifications that people love.

More About AWeber

AWeber has been around since 1998.

They have some benefits over other tools such as rules to manage subscribers. They also have good support and documentation, which can be helpful if you're just starting out.

Pricing Details

  • 0-500 subscribers Free
  • 0-500 subscribers $19.99/mo
  • 501-2,500 subscribers $29.99/mo
  • 2,501-5000 subscribers $49.99/mo
  • 5,001-10,000 subscribers $69.99/mo
  • 10,001-25,000 subscribers $149.99/mo

Additional details about AWeber:

Businesses using AWeber:

12 successful businesses are using AWeber ➜

29. Mandrill

A transactional email platform built by Mailchimp, is a powerful delivery service that can be used for personalized, one-to-one e-commerce emails, and automated transactional emails like password resets, order confirmations, and welcome messages.

Additional details about Mandrill:

Businesses using Mandrill:

10 successful businesses are using Mandrill ➜

30. Mailjet

More About Mailjet

Mailjet has both a marketing platform and a transactional email API, a good solution if you're need both for your business.

Pricing Details

  • Up to 30k emails/month - $9/month
  • Up to 60k emails/month - $17/month
  • Up to 150k emails/month - $62/month

Additional details about Mailjet:

Businesses using Mailjet:

10 successful businesses are using Mailjet ➜

31. Aircall

Cloud based phone system and call center software all-in-one with Cloud Telephony Integrations (CTI) with your favorite CRM & Helpdesk software.

Additional details about Aircall:

Businesses using Aircall:

32. Gmass

Send mass emails from Gmail.

More About Gmass

A mail merge tool that allows you send mass email from inside Gmail.

Hook it up to a Google Sheet with leads and you can send thousands of emails, track results, and even send follow ups.

Pricing Details

  • Free plan
  • Minimal - $9/month
  • Standard - $13/month
  • Premium - $20/month

Additional details about Gmass:

Businesses using Gmass:

11 successful businesses are using Gmass ➜

33. Campaign Monitor

Campaign Monitor makes it easy for you to create, send, and optimize your email marketing campaigns.

More About Campaign Monitor

Campaign Monitor is a bit less featured on the marketing automation side, but makes up for that in its price.

They have a nice drag and drop editor and some beautiful templates included.

Pricing Details

Basic plan

  • 1,000 contacts - $29/month
  • 5,000 contacts - $59/month
  • 10,000+ contacts - $149/month

Unlmited plan

  • 1,000 contacts - $49/month
  • 5,000 contacts - $99/month
  • 10,000+ contacts - $149/month

Premier plan

  • 1,000 contacts - $89/month
  • 5,000 contacts - $149/month
  • 10,000+ contacts - $249/month

Additional details about Campaign Monitor:

Businesses using Campaign Monitor:

12 successful businesses are using Campaign Monitor ➜

34. Viber

A calling and messaging app that connects people–no matter who they are, or where they're from. With a free and secure connection, over 1 billion users worldwide communicate with their loved ones through high-quality audio and video calls, messaging, and much more.

Additional details about Viber:

Businesses using Viber:

35. ShopSync

We're an independent group of shop owners and developers who rely on Shopify and Mailchimp every day to create online sales and power our marketing funnels.

Additional details about ShopSync:

Businesses using ShopSync:

36. Lemlist

More About Lemlist

An outreach tool that allows you to send super personalized outreach emails by inserting text on top of images.

Pricing Details

  • $29/month
  • $49/month
  • $99/month

Additional details about Lemlist:

Businesses using Lemlist:

37. Unroll.me

More About Unroll.me

Email unsubscription service. Free, but they do collect data from your email such as purchase receipts, shipping confirmations, etc.

Pricing Details

Free!

Additional details about Unroll.me:

Businesses using Unroll.me:

7 successful businesses are using Unroll.me ➜

38. Mixmax

This includes scheduling meetings, completing surveys, making purchases, playing games, and even interacting with apps.

More About Mixmax

A Gmail productivity app that helps you track emails, schedule meetings faster, and do interesting things like creating polls and surveys - all while you're composing emails.

Pricing Details

  • Starter $12/month
  • Small biz $29/month
  • Growth $65/month

Additional details about Mixmax:

Businesses using Mixmax:

39. Buzzstream

Link building and digital PR tools.

More About Buzzstream

Link building and PR outreach tool. If you are a blogger or trying to build backlinks, this is a great tool to automate more of that process.

  • Starter - $24/month
  • Group - $99/month
  • Professional - $299/month

Additional details about Buzzstream:

Businesses using Buzzstream:

8 successful businesses are using Buzzstream ➜

40. JSON-LD

A method of encoding Linked Data using JSON.

Additional details about JSON-LD:

Businesses using JSON-LD:

41. Revue

Editorial newsletter tool for writers and publishers.

More About Revue

A tool to build, curate, and send newsletters to your audience.

Unlike most email marketing services, Revue helps you find great and interesting content to put in your newsletters that your readers will love.

Pricing Details

  • Free up to 50 subscribers
  • Up to 2,000 subscribers - $10/month
  • Up to 5,000 subscribers - $30/month
  • Up to 10,000 subscribers - $45/month
  • Up to 20,000 subscribers - $75/month

Additional details about Revue:

Businesses using Revue:

42. Pardot

B2B marketing automation by Salesforce.

Additional details about Pardot:

Businesses using Pardot:

6 successful businesses are using Pardot ➜

43. Autopilot

Visual marketing software that enables users to create manage marketing campaigns and lead conversions.

More About Autopilot

If you are a visual person, Autopilot has a very nice "customer journey" drag and drop editor, allowing you to visually see how customers will go through your marketing funnels.

This is best for startups and mid-sized companies.

Pricing Details

  • 2,000 subscribers $49/mo
  • 5,000 subscribers $149/mo
  • 10,000+ subscribers $249/mo

Additional details about Autopilot:

Businesses using Autopilot:

44. Flodesk

A fairly new email marketing platform that is affordably scalable and easy to customize. It's a highly visual platform equipped with simple tools and aesthetically pleasing designs.

Additional details about Flodesk:

Businesses using Flodesk:

45. Wisestamp

More About Wisestamp

Email signature generator that generates award-winning email signatures.

Pricing Details

$6/month

Additional details about Wisestamp:

Businesses using Wisestamp:

46. NinjaOutreach

More About NinjaOutreach

A prospecting and outreach tool to find niche bloggers and influencers.

Pricing Details

  • Flex plan $120/month
  • Pro plan $399/month

Additional details about NinjaOutreach:

Businesses using NinjaOutreach:

47. Sendy

A self hosted email newsletter application (front-end) that lets you send trackable emails via Amazon Simple Email Service (SES). This makes it possible for you to send authenticated bulk emails via Amazon SES.

More About Sendy

Sendy is an email platform that allows you to send newsletters for very cheap.

It's cheap because it's built on top of Amazon SES. It is a self-hosted app, so you install it on your own server. This may be complicated if you're just getting started out.

Pricing Details

$59 one time fee and then just pay Amazon SES prices ($1 per 10k emails).

Additional details about Sendy:

Businesses using Sendy:

48. Mailtrack

More About Mailtrack

Mailtrack is a very popular browser extension that will track and notify you when people read your emails.

Pricing Details

  • Free plan
  • Pro plan - $10/month

Additional details about Mailtrack:

Businesses using Mailtrack:

49. Sendpulse

More About Sendpulse

A multi-channel marketing platform, including web push notifications, SMS, Facebook messenger, and more.

Can be very useful if you want all of these channels to play well together.

Pricing Details

  • Up to 1,000 subscribers - $12/month
  • Up to 5,000 subscribers - $35/month
  • Up to 10,000 subscribers - $53/month
  • Up to 20,000 subscribers - $108/month

Additional details about Sendpulse:

Businesses using Sendpulse:

50. Mautic

Connecting all your digital properties and channels.

Additional details about Mautic:

Businesses using Mautic:

Pat Walls,  Founder of Starter Story
Want to find more ideas that make money?

Hey! 👋 I'm Pat Walls, the founder of Starter Story.

Get our 5-minute email newsletter packed with business ideas and money-making opportunities, backed by real-life case studies.

meet the author
Pat Walls

I'm Pat Walls and I created Starter Story - a website dedicated to helping people start businesses. We interview entrepreneurs from around the world about how they started and grew their businesses.