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Head-to-Head Specification Audit
Supabase vs WhistleB
SaaS Developers · Global
Specification Matrix
| Metric | Supabase | WhistleB |
|---|---|---|
| Starting Price | $25/moBetter | $420/mo |
| API Rate Limit | 500 req/minBetter | 60 req/min |
| Target Country | Global | European Union |
| Category | Database & Backend | Whistleblower Compliance |
| Compliance | GDPR, SOC2, HIPAA | EU Whistleblower Directive 2019/1937, GDPR, ISO 27001 |
| Hosting Regions | US-East, EU-West, AP-Southeast | EU-West, EU-North |
| Native Integrations | 7 listedBetter | 3 listed |
Supabase — Key Specs
- ✓Full PostgreSQL — no proprietary query language lock-in
- ✓Built-in Auth, Realtime, and Storage in a single project dashboard
- ✓Row Level Security (RLS) policies enforce data access at the database layer
- ✓REST and GraphQL APIs auto-generated from your schema — zero boilerplate
WhistleB — Key Specs
- ✓Fully anonymous two-way communication channel
- ✓Pre-built EU Whistleblower Directive compliance templates
- ✓Available in 50+ languages including all 24 EU official languages
- ✓ISO 27001 certified, data stored in EU data centres only
- ✓Case management dashboard with audit trail
Frequently Asked Questions
What is cheaper, Supabase or WhistleB?+
Supabase starts at $25/mo, which is lower than WhistleB at $420/mo.
Which tool is better for compliance — Supabase or WhistleB?+
Both support GDPR. Supabase additionally supports SOC2, HIPAA. WhistleB additionally supports EU Whistleblower Directive 2019/1937, ISO 27001.
Which has a higher API rate limit — Supabase or WhistleB?+
Supabase has a higher API rate limit at 500 requests per minute. Supabase: 500 req/min. WhistleB: 60 req/min.
Which tool is better suited for Global?+
Supabase is evaluated for SaaS Developers in Global with hosting regions: US-East, EU-West, AP-Southeast. WhistleB has hosting regions: EU-West, EU-North. For data residency in Global, check each vendor's data processing agreements.
Data last verified: 8 July 2026
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