
LaunchDarkly
Unleash
Flagsmith
Split.io
Growth Book
DevCycle
Optimizely
ConfigCat is a developer-centric feature flag service with unlimited team size, awesome support, and a reasonable price tag.
Audienceful
exportPDF.cz
MailChimp
MailerLite
AWeber
Brevo
Constant Contact
FlexMail variable data printing software

Which is more popular?
Based on our record, ConfigCat seems to be more popular. It has been mentioned 55 times since March 2021.
Website, pricing, platforms and company facts side by side.
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Flexmail
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| Website | configcat.com | flex-systems.com |
| Pricing | — | |
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| Listed in |
In their own words, as submitted to SaaSHub.

ConfigCat is a developer-centric feature flag service that helps you turn features on and off, change their configuration, and roll them out gradually to your users. It supports targeting users by attributes, percentage-based rollouts, and segmentation. Available for all major programming...
No description of Flexmail yet.
What each product offers, as listed by its team.

No features have been listed yet.
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
ConfigCat is recommended for software development teams, product managers, and organizations that require efficient feature management and configuration control. It is particularly useful for teams practicing continuous integration and delivery, agile development, or those with frequent release cycles, as it enables quick and safe experimentation and feature rollouts.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using ConfigCat and Flexmail. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

ConfigCat is a managed feature flag and remote configuration tool that allows an unlimited number of team members on all their plans. They claim to be functional and friendly with clear public documentation, a slack...
In summary, LaunchDarkly’s ‘Starter Package’ supports the most SDK’s and their web interface is slightly more functional. ConfigCat’s “Pro” package allows large teams to work together. Rollout’s Solo package is the...
We have no reviews of Flexmail yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.

I've said a lot about OpenFeature. Let's see how it integrates with ConfigCat, a feature management platform with first-class OpenFeature support. - Source: dev.to / almost 2 years ago
ConfigCat - ConfigCat is a developer-centric feature flag service with unlimited team size, excellent support, and a reasonable price tag. Free plan up to 10 flags, two environments, 1 product, and 5 Million requests per month. - Source: dev.to / over 2 years ago
ConfigCat allows you to manage your feature flags from an easy-to-use dashboard, including the ability to set targeting rules for releasing features to a specific segment of users. These rules can be based on country, email, and custom... - Source: dev.to / almost 3 years ago
Tracking Flexmail since Mar 2021.
When comparing ConfigCat and Flexmail, you can also consider the following products.

LaunchDarkly is a powerful development tool which allows software developers to roll out updates and new features.
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Modern email marketing and newsletters for busy teams/founders. Notion-inspired editor to compose emails fast. Lightweight automation builder for drip sequences and user onboarding. Segment multiple audiences. Cross-publish to Webflow. And more.
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Unleash is an open-source feature management platform. We are private, secure, and ready for the most complex setups out of the box.
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Automate batch PDF export in Illustrator and CorelDRAW. One template plus a spreadsheet gives hundreds of print-ready PDFs, named from your data. Handles diacritics, graphic numbers and logos inside digits. Free demo.
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Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.
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MailChimp is the best way to design, send, and share email newsletters.
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