PlanetScale vs Braze

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

PlanetScale

freemium

4.5 / 5.0

PlanetScale is a MySQL-compatible serverless database platform known for its branching workflow and horizontal sharding features. Built on Vitess (the technology behind YouTube's database), it handles massive scale while enabling safe schema changes through non-blocking migrations. PlanetScale AI features include AI query optimisation data for identifying and fixing slow queries.

Best for: Developers needing a serverless, horizontally scalable MySQL database with branching for safe schema changes in production AI applications

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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	PlanetScale	Braze
Pricing	freemium	paid
Category	-	-
Rating	★★★★½ 4.5	★★★★½ 4.6
Best For	Developers needing a serverless, horizontally scalable MySQL database with branching for safe schema changes in production AI applications	Consumer mobile apps and media companies wanting real-time AI personalisation across email, push, in-app, and SMS at enterprise scale
Views	98	54

Pros & Cons — PlanetScale

Pros

Handles YouTube-scale traffic on MySQL
Branching enables safe schema migrations
Non-blocking DDL is a game-changer for live databases

Cons

No foreign keys (Vitess limitation)
MySQL only

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 — PlanetScale

Serverless MySQL (Vitess-based)
Database branching
Non-blocking schema changes
Horizontal sharding at scale
AI query insights

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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