Work · alternatives · 2026

24 alternatives to Firewall

Extreme Robocall Blocker

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Firewall launched in 2019; newer entries below may have overtaken it.

1
Firewall – Extreme Robocall Blocker▲16
Download Firewall - Spam Call Blocker by Ad Hoc Labs, Inc on the App Store. See screenshots, ratings and reviews, user tips, and more apps like Firewall - Spam…
2019 · apps.apple.com · its alternatives →
2
Pepper▲114
Block robocalls before they ring your phone ❌🤖
2019 · callpepper.co · its alternatives →
3CS
CallStop – Superhuman for your phone number▲91
Robocalls and unwanted calls are one of the biggest hassles these days. Over 50% of phone traffic is spam. I'm the founder of CallStop: https://apps.apple.com/us/app/callstop/id1455892856 CallStop allows you to: - Block 100% of robocalls on your current number, using your contacts as a whitelist - Effortlessly email call invites to an any email (that can be joined in one tap, the PIN is embedded), where the recipient can only call you starting 5 minutes before the meeting start and up until 5 minutes after the meeting end - Pause call filtering and have it…
2020 · its alternatives →
4
stonewall call blocker▲67
easily block calls, contacts or contact groups on iOS
2018 · its alternatives →
5
Castle▲115
Free your phone from spam calls 🤖
2018 · apps.apple.com · its alternatives →
6
Radio Silence▲259
Monitor & block apps that make unwanted network connections.
2016 · radiosilenceapp.com · its alternatives →
7
RoboCash▲72
Get paid to block spam calls
2020 · its alternatives →
8
Contacts Only▲66
Block all calls not in contacts 🤚
2019 · play.google.com · its alternatives →
9
RoboKiller▲85
The app that stops spam calls forever
2019 · robokiller.com · its alternatives →
10
FireWally▲156
A free Mac firewall powered by Apple Intelligence
Dec 2025 · apps.apple.com · its alternatives →
11
Callblock▲204
The first app to block telemarketers automatically in iOS
2017 · callblockapp.com · its alternatives →
12
RoboStopper▲70
Block spam calls or get paid for them wasting your time
2019 · robostopper.app · its alternatives →
13MU
My user-friendly outbound firewall for Mac▲77
Radio Silence is a user-friendly firewall that blocks internet access from individual apps on your Mac
2011 · radiosilenceapp.com · its alternatives →
14
MyHumans: Spam Call Blocker▲69
Stop 100% of spam calls
2019 · its alternatives →
15MN
My network connection monitor for Mac▲146
Radio Silence is a user-friendly firewall that blocks internet access from individual apps on your Mac
2011 · radiosilenceapp.com · its alternatives →
16
Firewalla Blue▲71
Cybersecurity for homes & businesses 🔒
2018 · indiegogo.com · its alternatives →
17CS
Call Screening app that ends robocalls forever – CallHero▲10
2019 · getcallhero.com · its alternatives →
18
Dasha Assistant▲154
Stop every spam call, no matter who is calling
2020 · dasha.ai · its alternatives →
19RE
RadioSilence. Easy to Use OS X Firewall▲32
Radio Silence is a user-friendly firewall that blocks internet access from individual apps on your Mac
2016 · radiosilenceapp.com · its alternatives →
20
dPhone▲133
The most secure calling app. Open Source and Free.
2019 · evelon.app · its alternatives →
21
Castle▲6
Free your phone from spam calls 🤖
2018 · apps.apple.com · its alternatives →
22
No More Voicemail▲173
Callers have to text you instead leaving a voicemail
2016 · its alternatives →
23
Automaticall▲152
Forward spam callers to an AI and waste their time
2025 · automaticall.io · its alternatives →
24
CallHero▲77
Win the battle against robocalls with call screening
2019 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →