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Allociao VS Callblock

Compare Allociao VS Callblock and see what are their differences

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  1. ยป Base Details
  2. ยป Reviews
  3. ยป Alternatives

Allociao logo Allociao

Free Android app that automatically blocks telemarketing and scam calls, using official regulator data and community reports.

Callblock logo Callblock

The first app to block telemarketers automatically in iOS
  • Allociao Automatic spam call protection โ€” home screen, protection active
    Automatic spam call protection โ€” home screen, protection active //
    2026-07-07
  • Allociao Blocked calls log โ€” browse your list of blocked calls
    Blocked calls log โ€” browse your list of blocked calls //
    2026-07-07
  • Allociao Fully customizable settings โ€” you're in control
    Fully customizable settings โ€” you're in control //
    2026-07-07
  • Allociao Community reporting โ€” report numbers and help the community
    Community reporting โ€” report numbers and help the community //
    2026-07-07
  • Allociao Custom block & allow lists โ€” add your own numbers, your rules
    Custom block & allow lists โ€” add your own numbers, your rules //
    2026-07-07

Allociao is a free Android app that automatically blocks telemarketing calls, robocalls, and phone scams, with no subscription or ads required for the core protection.

Instead of relying on a single crowdsourced blocklist, Allociao combines two data sources: official phone numbering data published by telecom regulators (covering 200+ countries, including satellite and premium-rate prefixes commonly used in wangiri scams) and real-time reports from the Allociao community. Calls from known contacts always ring through, the app never screens people already in your address book.

Beyond call blocking, Allociao includes SMS Guard, an on-device smishing detector that flags suspicious text messages, such as fake delivery notices, fake tax refunds, or bank phishing, using multilingual keyword and pattern analysis, without sending your messages to any server.

For families, Allociao+ (an optional premium tier) extends protection to relatives: a shared blocklist, a family dashboard showing which calls and texts were blocked for each member, and an AI-enhanced detection layer (on-device models) for both calls and SMS that catches more subtle scam patterns, including social-engineering messages with no link, like a stranger pretending to be family with "I changed my number."

Allociao asks for the minimum permissions necessary, avoids restricted Android permissions where possible, and does not require an account to use the free tier. The app is available in 72 languages and covers phone numbering data for 200+ countries.

  • Callblock Landing page
    Landing page //
    2021-10-15

Allociao

Website
allociao.com
$ Details
free
Platforms
Android
Release Date
2026 July
Startup details
Country
France
Employees
1 - 9
Edit details

Callblock

Website
callblockapp.com
$ Details
-
Platforms
-
Release Date
-
Edit details

Allociao features and specs

  • Automatic Call Blocking
    Blocks telemarketing, scam and spam calls automatically.
  • Official Regulator Data
    Blocklist built from official phone numbering data in 200+ countries.
  • Community Reports
    Real-time spam numbers reported by other users.
  • Contact Bypass
    Contacts always ring through, never screened.
  • Custom Block & Allow Lists
    Add your own numbers to block or always allow.
  • Blocked Calls Log
    Browse the history of every call blocked.
  • One-Tap Reporting
    Report a suspicious number in one tap.
  • SMS Guard
    On-device detection of smishing (SMS phishing).
  • Wangiri Protection
    Blocks satellite and premium-rate scam prefixes.
  • Light & Dark Theme
    Switch between light and dark appearance.
  • 72 Languages
    Full UI available in 72 languages.
  • No Ads, No Account
    Free protection with no ads and no sign-up.

Callblock features and specs

  • Effective Spam Blocking
    Callblock provides robust spam call filtering, helping to significantly reduce unwanted calls by using an updated database of known spam numbers.
  • User-Friendly Interface
    The app boasts an intuitive interface, making it easy for users to navigate and manage their call blocking settings efficiently.
  • Custom Blocking Options
    Callblock allows users to customize their blocking preferences, including the ability to block specific numbers or block all unknown callers.
  • Regular Updates
    The app frequently updates its spam database, ensuring that users are protected against current spam trends.

Possible disadvantages of Callblock

  • Potential False Positives
    Some users may experience blocking of legitimate calls, which can disrupt communication if not adequately managed.
  • Subscription Costs
    Callblock may require a subscription fee for full access to its features, which might not be ideal for users looking for a free solution.
  • Compatibility Issues
    The app might not be compatible with all mobile devices or operating systems, limiting its usability for some users.
  • Dependence on Internet Connection
    For optimal performance and up-to-date spam blocking, an internet connection is necessary, which can be a drawback in areas with poor connectivity.

Category Popularity

0-100% (relative to Allociao and Callblock)

Allociao

Callblock

Security & Privacy
100 100%
Security & Privacy
0% 0
Call Management
21 21%
Call Management
79% 79
Mobile Apps
100 100%
Mobile Apps
0% 0
Caller ID
0 0%
Caller ID
100% 100

Questions & Answers

As answered by people managing Allociao and Callblock.

What makes your product unique?

Allociao's answer

Allociao combines two data sources instead of relying on one: official phone numbering data published by telecom regulators (200+ countries) and real-time community reports. It also detects wangiri/satellite scam prefixes that most call blockers miss, includes an on-device SMS phishing detector (SMS Guard), and its premium tier extends protection to family members with AI-based cross-signal detection between calls and texts. The free tier requires no account and no ads.

Why should a person choose your product over its competitors?

Allociao's answer

  • No account or sign-up required to use the free tier
  • Doesn't ask for invasive permissions or upload your contacts to a central server
  • Blocklist grounded in official regulator data, not just crowdsourced reports
  • Detects wangiri and satellite-prefix scams that many competitors ignore
  • Free core protection is genuinely usable, premium adds family protection and AI detection rather than paywalling the basics

How would you describe the primary audience of your product?

Allociao's answer

Everyday smartphone users tired of telemarketing and scam calls, and families who want to protect relatives (especially older parents) who are common targets of phone scams. The app started in France and is expanding internationally, with phone numbering data covering 200+ countries and a UI in 72 languages.

What's the story behind your product?

Allociao's answer

Allociao was built by a solo developer frustrated with spam calls and unsatisfied with existing call-blocker apps that ask for heavy permissions or upload your address book. The goal was a privacy-respecting alternative that still works well, using public regulator data and community reports instead of harvesting user contacts.

Which are the primary technologies used for building your product?

Allociao's answer

  • Native Android app in Kotlin with Jetpack Compose (Material 3)
  • On-device machine learning for spam scoring, no call or message content sent to a server
  • Nuxt 4 website
  • Serverless Postgres for the backend

Who are some of the biggest customers of your product?

Allociao's answer

  • People fed up with daily telemarketing and robocalls, looking for a blocker that actually works
  • Scam and fraud call victims (or near-victims) wanting proactive protection
  • Adult children setting up protection for elderly parents who are frequent scam targets
  • Privacy-conscious users who refuse apps that upload their contacts or call log to a server
  • Small business owners tired of spam calls disrupting their workday

User comments

Share your experience with using Allociao and Callblock. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare Allociao and Callblock

Allociao Reviews

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Callblock Reviews

9 Best Truecaller Alternatives โ€“ 2022
CallBlock is a software that can block calls if it identifies it as spam. But it is not an app like TrueCaller that can identify random numbers. But the app makes it here on this list because it has a really strong call blocking feature.
Source: www.techmediatoday.com
Top 10 Truecaller Alternatives You Can Use
Callblock is a simple call blocking app for iOS devices with its headlining feature being the ability to block spam calls. Do note that this is not a caller ID app which means that it cannot identify unknown numbers. However, its call blocking feature is one of the most robust I have seen in any app and hence it made the list.
Source: beebom.com

What are some alternatives?

When comparing Allociao and Callblock, you can also consider the following products

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

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

Allo for Desktop (Unofficial) - A native desktop app for Google Allo

Hiya - Know who's calling or texting and block spammers on Android

Bad Numbers - A reverse telephone lookup of unwanted calls

Blacklist Blocker - Blacklist Blocker is a free Android application for blocking unwanted calls and SMS

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