Best Clerk.io Alternatives (2026): 10+ options compared
The table lists tools that share a category with Clerk.io, picked from the highest scoring and listed closest matches first: most shared categories, then the most of Clerk.io's features in those categories, then the most audiences both suit, then our score. Each score is for the category that alternative shares with Clerk.io. The tools ranked just above and below Clerk.io in AI Software are listed further down. Costs are estimates for monthly billing based on each tool's listed plans. Our methodology
| # | Tool | Score | Free tier | Starting price | Est. monthly cost | Links |
|---|---|---|---|---|---|---|
| 6.5/10in AI Software | No | Contact sales | Contact for pricing | ||
| 1 |  Cross-channel marketing automation platform for ecommerce and B2C brands, covering email, SMS, WhatsApp, push, personalization and customer data.
| 6.8/10in AI Software | No | Contact sales | Contact for pricing | |
| 2 |  Attentive is an SMS-first marketing platform that also covers email, RCS, and push, aimed at mid-market and enterprise ecommerce brands.
| 6.7/10in AI Software | No | Contact sales | Contact for pricing | |
| 3 |  An AI-driven customer engagement platform that combines a CDP, personalization and cross-channel journey orchestration for B2C enterprise and mid-market brands.
| 6.5/10in AI Software | No | Contact sales | Contact for pricing | |
| 4 |  WebEngage is a customer data and omnichannel engagement platform that consumer brands use for segmentation, journey automation, and messaging across email, SMS, WhatsApp, push, and more.
| 6.4/10in AI Software | No | Contact sales | Contact for pricing | |
| 5 |  Bloomreach is an enterprise commerce marketing platform that unifies customer data, email, SMS, WhatsApp, web personalization, and AI-driven product discovery for large ecommerce brands.
| 6.8/10in AI Software | No | Contact sales | Contact for pricing | |
| 6 |  Dynamic Yield is an enterprise personalization platform owned by Mastercard. It gives e-commerce and digital brands product recommendations, A/B testing, search and triggered messaging.
| 6.7/10in AI Software | No | Contact sales | Contact for pricing | |
| 7 |  Cordial is an enterprise cross-channel messaging platform with an embedded customer data platform, used mainly by large consumer brands for AI-driven email, SMS and app messaging.
| 6.7/10in AI Software | No | Contact sales | Contact for pricing | |
| 8 |  Optimove is an AI-driven CRM marketing platform for consumer brands, built on a customer data platform and offering multichannel journey orchestration, segmentation and personalization.
| 6.9/10in AI Software | No | Contact sales | Contact for pricing | |
| 9 |  AI-driven commerce experience platform that gives online retailers personalized search, product recommendations, merchandising, pop-ups, A/B testing and shoppable UGC.
| 6.5/10in AI Software | No | Contact sales | Contact for pricing | |
| 10 |  Shopify-first app that turns Instagram, TikTok and UGC videos into shoppable on-site widgets, with an AI studio for product imagery.
| 6.5/10in AI Software | Yes | $29/mo | FreeFree | |
| 11 |  Iterable is a cross-channel customer engagement platform. Mid-market and enterprise brands use it to orchestrate email, SMS, push, in-app, WhatsApp and web push journeys.
| 6.4/10in AI Software | No | Contact sales | Contact for pricing | |
| 12 |  TxtCart is an AI SMS marketing platform for Shopify and other ecommerce stores. It handles abandoned cart recovery, automated flows, campaigns and AI-led customer conversations.
| 6.4/10in AI Software | No | $29/mo | $29/moStarter | |
| 13 |  Kameleoon is an experimentation and personalization platform for web A/B testing, feature flags, and AI prompt-based experiment building, aimed at mid-market and enterprise teams.
| 6.8/10in AI Software | Yes | $495/mo | FreePBX Starter Free Trial | |
| 14 |  Optimizely is an enterprise digital experience platform that combines web and feature experimentation, a headless CMS, commerce, a content marketing platform and a customer data platform.
| 6.6/10in AI Software | No | Contact sales | Contact for pricing | |
| 15 |  Rebuy is an AI personalization platform for Shopify stores, covering smart carts, upsells, bundles, post-purchase offers, search, and A/B testing.
| 6.4/10in AI Software | Yes | $25/mo | FreeRebuy Monetize |
Prices from each vendor's published plans, last updated November 2026. How we collect prices
Free alternatives to Clerk.io
- WhatmoreFree plan, no user limit listedWhatmore pricing
- KameleoonFree plan, no user limit listedKameleoon pricing
- RebuyFree plan, no user limit listedRebuy pricing
Ranked near Clerk.io in AI Software
Clerk.io is #294 in AI Software by our score. These are the tools ranked just above and below it. See Clerk.io in the AI Software list
| Rank | Tool | Score | Starting price | Cost for 10 users |
|---|---|---|---|---|
| #291 |  | 6.5/10in AI Software | $25/user/mo | $250/moStarter |
| #292 |  | 6.5/10in AI Software | Contact sales | Contact for pricing |
| #293 | S Sprites | 6.5/10in AI Software | $20/mo | $20/moAdventurer |
| #295 |  | 6.5/10in AI Software | $29/user/mo | $290/moBasic |
| #296 |  | 6.5/10in AI Software | $40/user/mo | $400/moEnterprise Pro |
| #297 |  | 6.5/10in AI Software | $10/user/mo | FreeAI Free |
Clerk.io alternatives FAQs
Dotdigital is the closest match to Clerk.io on our list, with a score of 6.8/10 on our AI Software criteria. Where it beats Clerk.io: higher Security score (9/10 vs 6/10).
Yes. Whatmore, Kameleoon and Rebuy have a free plan.
The closest matches that score higher than Clerk.io are Dotdigital, Attentive and Bloomreach, each in the category it shares with Clerk.io: Dotdigital 6.8/10 against 6.5/10 in AI Software; Attentive 6.7/10 against 6.5/10 in AI Software; Bloomreach 6.8/10 against 6.5/10 in AI Software.