Email Verification
Requiems API vs Bouncify
Bouncify is a bulk email list cleaning service used by 10,000+ marketing teams, offering SMTP verification, catch-all detection, disposable checks, and spam-trap removal. Upload-and-download workflow; API available.
API-first vs upload-first
Bouncify is optimized for CSV uploads. Requiems API is built for real-time API calls — validate at signup, not after the fact.
No credit expiry
Bouncify sells credits; unused credits expire. Requiems API charges per call with a free monthly allowance that resets.
100+ endpoints
Bouncify is email-only. Requiems API covers email, phone, IP, and finance in one subscription.
Feature comparison
| Feature | Requiems API | Bouncify |
|---|---|---|
| Syntax validation | ||
| DNS / MX record check | ||
| SMTP verification | ||
| Catch-all detection | ||
| Disposable email detection | ||
| Spam-trap removal | ||
| Anti-greylisting | ||
| Real-time API | ||
| Bulk list upload | ||
| IP geolocation | ||
| Phone validation |
Benchmarks
- Latence (p50)
- ~120ms p50
- SLA de disponibilité
- 99.9%
- Couverture API
- 100+ APIs
- Niveau gratuit
- 500 req/mo
- Latence (p50)
- Batch processing
- SLA de disponibilité
- N/A (SaaS uploads)
- Couverture API
- ~9 email checks
- Niveau gratuit
- Signup credits
Philosophy
Bouncify is a marketing-team tool — upload a list, get back a clean list. Requiems API is a developer tool — call an endpoint per signup and enforce quality in real time. Both approaches work; it depends on where in your funnel you want the quality gate.
Migrating from Bouncify
-
1
Move from batch upload workflow to real-time API call on form submission
-
2
Use `requiems-api-key: <key>` header with `requiems.xyz/v1/email/validate`
-
3
Map result fields: `deliverable` stays; `invalid` → `undeliverable`; `accept_all` → `catch_all`
Ready to switch from Bouncify?
500 free API calls per month, no credit card required. Migration takes under an hour.