Skip to content
CallApp — Startup Profile
Startup

CallApp

Free Caller ID & Call Blocker app that allows mobile users to block phone calls, identify calls, blacklist unwanted callers and much more.

Security & PrivacyEstimated
0 Momentum score
Signals per week, last 12 weeks
  • Launches
  • Growth
  • Product
  • Hiring & team
  • Money
  • News & stories
Web traffic rank #35,412 higher is better

Astracia Signal Score

Compare with similar →

Not enough public signals for a score yet. Missing signals are not a sign of weakness.

Connections

No public connections on record yet.

About the startup

Free Caller ID & Call Blocker app that allows mobile users to block phone calls, identify calls, blacklist unwanted callers and much more.

Alternatives to CallApp

Browse category →

Reviewed matches are labeled. Other suggestions come from a shared subcategory, use case, source listing or the same category. Compare features and current plans before choosing.

Product

Truecaller

Find a person by a name or phone number worldwide for free using Truecaller.

Yapper Phone

The Android dialer built for ADHD, autism & AuDHD brains — time-bound calls, focus sounds, ICE lock-screen card. 667+ patent applications filed.

TextMe

TextMe is a free calls and messaging application at both local and international levels.

Viber

Free and secure calls and messages to anyone, anywhere. Keep your conversations going no matter where you are.

ClearPath

Affordable SOC 2 and ISO 27001 compliance for startups

Saito Video Call

1 click away, free, no sign-up, no ads, unlimited use, E2EE

designful

Free online design toolsr. Simplify your design workflow today!

NobodyCalls

Only contacts can ring. Your contacts stay private.

Browse category →

Selected by category and available use-case details. A topic match does not establish equivalent features.

Product

FTx Identity

Digital age and ID verification

Checkmarx

For development teams: Checkmarx scans code across any langu

Infutor

Infutor is the expert in customer identity management, enabling brands to instantly identify consumers and make informed marketing and risk mitigation decisions.

LYK

LYK – Connect with LYKMinded People app comes up with features to help you in taking control of their online privacy so you can effortlessly make new friends from all around the globe without any privacy issues.

Aternos

With Aternos, you can run your own Minecraft server for free.

Proxy-Switcher

Anonymous Browsing using Proxy Switcher automatically switching among multiple available proxy...

Recently added in Security & Privacy

Browse category →

Added to this directory in the past 30 days. Dates refer to the directory listing, not the product launch.

Product

UndoLeak

Find and erase your leaked personal data from people-search sites, Google results and leak forums.

Arqam360

Cookie consent for Gulf websites, in Arabic and English

Bluebench

Free open-source security toolkit for defenders

VibeSecurity

Automated AI security testing for SaaS startups

Explore expertise in Security & Privacy

See all →

Profiles grouped by topic. This does not confirm an offer, availability or a connection to this profile.

Profile

Naya

💻 Newsletter: nayamoss.com/newsletter

Raymond Kirk

American Cybersecurity Product Manager and AI Risk Consultant

The CyberHub Podcast

The Hub of the Infosec Community.

Media about Security & Privacy

See all →

Shows and channels grouped by topic. A recommendation does not mean this profile was featured or endorsed.

Show

System Malfunction

Newsletter · Hessie Jones

Incrementally Better

Newsletter · Stephan Geering

Dumping ground for my takes

Newsletter · Gateklons

Founder stories from Security & Privacy startups

See all →

Retold founder accounts from startups in the same category, each linked to the original.

Story

Kleo's $62k MRR sat beside a separate Mentions number

Cam Trew says he left a senior engineering job, joined Jake Ward's rebuild of Kleo after Kleo 1.0 already had tens of thousands of users, and later reported Kleo at $62k MRR with Mentions at $20k MRR as a different produ

Browse Security & Privacy categories

See all →

Subcategories in the same part of the directory, with the number of listed products.

Category

Privacy & secure browsing

819 listed products

Identity & authentication

598 listed products

Infrastructure & endpoint security

342 listed products

Threat detection & security testing

299 listed products

Security compliance & training

224 listed products

Data protection & encryption

146 listed products

Application & API security

127 listed products