Firewall

Spec sheet

Support

Firewall has a support center with articles covering setup, calling, whitelist, settings, accounts, subscriptions, compatibility, and privacy.Read 9 Oct 2026 · support.tryfirewall.com

Android availability

The Android page invites visitors to sign up for notification when an Android version becomes available.Read 9 Oct 2026 · tryfirewall.com

Caller identification

It checks callers against multiple databases for robocalls, known spam or spoof callers, and telemarketers, and may return a person's name when available.Read 9 Oct 2026 · tryfirewall.com

Calling options

The support pricing page says the subscription includes calling from a temporary number and customizable voicemails.Read 9 Oct 2026 · support.tryfirewall.com

Carrier support

The site lists Verizon, T-Mobile, Sprint, and AT&T as supported providers.Read 9 Oct 2026 · tryfirewall.com

Contact privacy

The site says contacts are used only to whitelist calls, are not stored on its servers, and can be deleted by the user.Read 9 Oct 2026 · tryfirewall.com

Data usage

Firewall uses the phone's data plan for calls rather than the minutes plan, according to the homepage FAQ.Read 9 Oct 2026 · tryfirewall.com

iOS availability

The site says robocall blocking is currently supported only on iOS devices.Read 9 Oct 2026 · tryfirewall.com

Setup requirement

Firewall setup forwards the user's phone number to Firewall so it can screen calls and pass selected calls through to the phone.Read 9 Oct 2026 · tryfirewall.com

SMS filtering

The site says Firewall blocks unwanted SMS spam from scammers and marketers.Read 9 Oct 2026 · tryfirewall.com

Spam call blocking

Firewall uses a whitelist based on contacts to decide which callers ring through; unknown callers can be screened to voicemail.Read 9 Oct 2026 · tryfirewall.com

Trial functionality

The support pricing page says the free trial includes the full functionality for blocking robocalls, including whitelisting, temporary-number calling, and custom voicemails.Read 9 Oct 2026 · support.tryfirewall.com

Voicemail transcription

Firewall transcribes voicemails so users can read messages from screened callers.Read 9 Oct 2026 · tryfirewall.com

Plans and prices

Every Firewall plan and price →

Where Specifiction places it

• Spam Call Blocking Apps#14 of 417.8
• Call blocker apps#28 of 417.4