Convex vs Braze

Side-by-side comparison to help you choose the best tool.

Convex

freemium

4.4 / 5.0

Convex is a fullstack TypeScript cloud backend for reactive applications, providing a database, serverless functions, file storage, and real-time subscriptions in one platform. Its developer-friendly approach with full TypeScript, automatic query caching, and built-in vector search make it popular for building AI applications with real-time reactivity.

Best for: TypeScript developers building real-time AI applications who want a backend that handles database, functions, and vector search in one reactive system

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Braze

paid

4.6 / 5.0

Braze is the leading customer engagement platform for mobile-first consumer companies, providing AI cross-channel messaging, real-time personalisation, and customer journey orchestration. Its Sage AI features include intelligent timing optimisation, AI copywriting assistance, predictive churn, and personalised content recommendations. Used by HBO Max, Duolingo, and Grubhub for real-time personalised engagement.

Best for: Consumer mobile apps and media companies wanting real-time AI personalisation across email, push, in-app, and SMS at enterprise scale

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Feature Comparison

Feature	Convex	Braze
Pricing	freemium	paid
Category	-	-
Rating	★★★★☆ 4.4	★★★★½ 4.6
Best For	TypeScript developers building real-time AI applications who want a backend that handles database, functions, and vector search in one reactive system	Consumer mobile apps and media companies wanting real-time AI personalisation across email, push, in-app, and SMS at enterprise scale
Views	4	6

Pros & Cons — Convex

Pros

End-to-end TypeScript with automatic type safety
Real-time reactivity without polling
Built-in vector search for AI apps

Cons

JavaScript/TypeScript only
Less flexible than Supabase for SQL power users

Pros & Cons — Braze

Pros

Best real-time personalisation for mobile-first companies
Sage AI improves every aspect of messaging
Strong for consumer apps with complex journeys

Cons

Premium enterprise pricing
Overkill for simple email-only use cases

Key Features — Convex

Fullstack TypeScript backend
Real-time reactive queries
Built-in vector search
Serverless functions
Automatic caching

Key Features — Braze

Sage AI personalisation engine
Real-time cross-channel engagement
AI send-time optimisation
Predictive churn & conversion
In-app & push messaging

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