# 10 Signitize alternatives in 2026

Last updated: November 12, 2026.

The best Signitize alternatives for email verification APIs: Validemail.co, pingutil and looot, by our benchmark of November 9, 2026. Signitize's website is signitize.io.

## Email verification API alternatives

[Signitize](https://datacircle.dev/validate-email-apis/signitize/free#29-pack-premium-30-days-post-v1-check) is #228 of the 239 providers we rank. Every provider of this API, ranked: [Email validation API: best providers in 2026](https://datacircle.dev/best-email-verification-api)

1. [Validemail.co, €9.90 monthly, 9.90 €/month](https://datacircle.dev/validate-email-apis/validemail-co/free-get-api-v1-validate#9-90-monthly-9-90-month-get-api-v1-validate): Overall score 82.4, Accuracy score 80, median answer time 0.68 s, $0.00043 per 1,000 emails
2. [pingutil, free API key](https://datacircle.dev/validate-email-apis/pingutil/free-api-key-post-v1-verify): Overall score 82.3, Accuracy score 77, median answer time 1.6 s, $0.00 per 1,000 emails
3. [looot, top-up](https://datacircle.dev/validate-email-apis/looot/top-up): Overall score 80.5, Accuracy score 80, median answer time 2.9 s
4. [MailTester Ninja, $23.99 monthly](https://datacircle.dev/validate-email-apis/mailtester-ninja/free-no-token#23-99-monthly): Overall score 78.0, Accuracy score 80, median answer time 1.1 s, $0.008 per 1,000 emails
5. [Giggal, $39 pack, 50,000 credits](https://datacircle.dev/validate-email-apis/giggal/free-trial-post-v1-verify#39-pack-50000-credits-post-v1-verify): Overall score 76.1, Accuracy score 92, median answer time 2.6 s, $0.78 per 1,000 emails
6. [KaijuVerifier, $149 monthly, Scale](https://datacircle.dev/validate-email-apis/kaijuverifier/free-free-post-api-v1-verify-single#149-monthly-scale-post-api-v1-verify-single): Overall score 74.7, Accuracy score 77, median answer time 0.56 s, $0.60 per 1,000 emails
226. [RealMail, $16 pack](https://datacircle.dev/validate-email-apis/realmail/free#16-pack): Overall score 0.0, Accuracy score 0, no median answer time in our benchmark, $6.40 per 1,000 emails
227. [ReefAPI, $15 monthly](https://datacircle.dev/validate-email-apis/reefapi/free#15-monthly): Overall score 0.0, Accuracy score 0, no median answer time in our benchmark, $1.50 per 1,000 emails
229. [SignupScore, $12 monthly](https://datacircle.dev/validate-email-apis/signupscore/free#12-monthly): Overall score 0.0, Accuracy score 0, no median answer time in our benchmark, $0.48 per 1,000 emails
230. [StopReg, $20 monthly](https://datacircle.dev/validate-email-apis/stopreg/free#20-monthly): Overall score 0.0, Accuracy score 0, no median answer time in our benchmark, $0.33 per 1,000 emails

We give an Overall score of 0 to any provider with an Accuracy score of 0.

## See also

- [Validemail.co alternatives](https://datacircle.dev/validemail-co-alternatives)
- [pingutil alternatives](https://datacircle.dev/pingutil-alternatives)
- [looot alternatives](https://datacircle.dev/looot-alternatives)
- [MailTester Ninja alternatives](https://datacircle.dev/mailtester-ninja-alternatives)
- [Giggal alternatives](https://datacircle.dev/giggal-alternatives)
- [KaijuVerifier alternatives](https://datacircle.dev/kaijuverifier-alternatives)
- [RealMail alternatives](https://datacircle.dev/realmail-alternatives)
- [ReefAPI alternatives](https://datacircle.dev/reefapi-alternatives)
- [SignupScore alternatives](https://datacircle.dev/signupscore-alternatives)
- [StopReg alternatives](https://datacircle.dev/stopreg-alternatives)