
RoboKiller
8.1#1 in spam call blocking appsFrom $31.99 a yearFree planAndroidiOSWebAPI
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| Fact | RoboKiller | YouMail |
|---|---|---|
| API | Teltech announced the Call Confidence API in May 2021 to provide businesses with RoboKiller’s machine-learning reputation and blocking signals for phone numbers. | YouMail Protective Services offers a JSON REST scoring API with OpenAPI specification, code samples and developer documentation. |
| API capabilities | The announced enterprise API uses blocklists, audio fingerprinting, call-data analysis, call screening and customer feedback to support robocall mitigation and STIR/SHAKEN programs. | The robocall API exposes phone-number reputation, fraud and telemarketing scores, campaign associations, recordings and campaign metrics. |
| Carrier compatibility | The help center says the service works with all carriers in the United States and Canada, while full Answer Bot and screening features require conditional call forwarding. | YouMail says it works with major carriers including AT&T, T-Mobile, and Verizon, as well as Ting and Mint. |
| Documentation and support | The help center is organized into subscriptions, how-to guides and troubleshooting, with articles covering activation, forwarding, voicemail, blocking and Personal Data Protection. | The help center is organized into activation, voicemail, contacts, call blocking, billing, features and troubleshooting collections, with email support available. |
| Licence | RoboKiller describes patented and proprietary blocking technology and publishes no open-source code or open-source licence. | YouMail is a proprietary hosted service; its terms prohibit scraping, reproducing, reverse engineering or reconstructing its databases. |
| Purpose | Robokiller blocks spam calls and texts and promotes a spam-call-free phone experience. | YouMail offers call protection and privacy tools intended to block robocalls and scammers and help keep a phone number private. |
| Rating on Apple App Store | 4.5 out of 5 from 414K ratings | 4.7 out of 5 from 100K ratings |
| Rating on Google Play | 3.8 out of 5 from 125K reviews | 4.3 out of 5 from 115K reviews |
| Rating on Trustpilot | 1.5 out of 5 from 330 reviews | 2.5 out of 5 from 20 reviews |
It suits iPhone and Android users seeking to screen spam calls and filter texts. Users wanting Answer Bots or Call Screening need a carrier and plan that support Conditional Call Forwarding.
YouMail suits people who want robocall blocking and visual voicemail on Android, iOS, or the web. Businesses needing virtual numbers and team phone features can consider Complete or Ultimate.