Life & fun · alternatives · 2026

24 alternatives to kalleo

mobile app that protects you from robocallers and spammers.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. kalleo launched in 2018; newer entries below may have overtaken it.

1
RoboKiller▲85
The app that stops spam calls forever
2019 · robokiller.com · its alternatives →
2
Pepper▲114
Block robocalls before they ring your phone ❌🤖
2019 · callpepper.co · its alternatives →
3CS
Call Screening app that ends robocalls forever – CallHero▲10
2019 · getcallhero.com · its alternatives →
4CS
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 →
5
Dasha Assistant▲154
Stop every spam call, no matter who is calling
2020 · dasha.ai · its alternatives →
6
Castle▲115
Free your phone from spam calls 🤖
2018 · apps.apple.com · its alternatives →
7
Trueguard▲365
Stop fake user signups
2025 · trueguard.io · its alternatives →
8
RoboStopper▲70
Block spam calls or get paid for them wasting your time
2019 · robostopper.app · its alternatives →
9
CallHero▲77
Win the battle against robocalls with call screening
2019 · its alternatives →
10
Contacts Only▲66
Block all calls not in contacts 🤚
2019 · play.google.com · its alternatives →
11
mosparo▲60
the modern spam protection
2023 · mosparo.io · its alternatives →
12
MyHumans: Spam Call Blocker▲69
Stop 100% of spam calls
2019 · its alternatives →
13
SMS Junk Filter for iOS▲102
Block unwanted SMS spam text messages
2017 · apps.apple.com · its alternatives →
14
RoboCash▲72
Get paid to block spam calls
2020 · its alternatives →
15
Owly▲108
An AI powered iOS mobile app that blocks spam messages
2024 · apps.apple.com · its alternatives →
16
SudoApp▲127
The 100% private, unlimited messaging and calling app.
2016 · anonyome.com · its alternatives →
17
Caller ID : True Number Search▲6
Identify unknown calls & spam
Nov 2025 · apps.apple.com · its alternatives →
18
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 →
19
Kameleo▲87
Avoid browser fingerprinting and use virtual profiles.
2019 · login.kameleo.io · its alternatives →
20
Firewall▲21
Extreme Robocall Blocker
2019 · tryfirewall.com · its alternatives →
21
PhonePrivacy v2▲89
Stop bots and improve your phone privacy
2019 · phoneprivacy.co · its alternatives →
22
Keyri EchoGuard▲87
Simple, secure, cost effective phone number verification
2023 · its alternatives →
23
Callthentic▲64
Intelligent prevention of spam calls on iOS.
2020 · apps.apple.com · its alternatives →
24
Defeating Spam Callers with Speech Recognition and Call Forwarding▲10
Every day at 11:00 AM my iPhone rings. With the “seamless” “magic” of Apple’s Continuity, the ringing quickly spreads to my personal MacBook, work MacBook, iPad, and Apple Watch. “This is your last warning regarding your car insurance…” I don’t own a car. I wouldn’t mind
2017 · andrewchidden.com · 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 →