📊 1.2M Android Apps Tracked Updated 2 min ago ⚡ Revenue Forecasts
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60
BU Score
Solid

Call-Timer

3.4 ✍️ Editor
✍️ BU Analytics Review

Call-Timer is an Android app from CTSOFT in the Communication category, currently rated 3.4★ across 18,922 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.

Our BU Score puts it at 60Solid (established niche player). For a Communication app, that means established niche player.

Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.

creator

📊 Performance Tracking LIVE

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Rating
Reviews
Forecast Revenue / mo
Snapshots tracked
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💰 Forecast Revenue / mo

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
Mid install base (18,922 ratings)METRIC
+$5,500
Below-average rating (3.4★)METRIC
−$1,500
Mature app (14y old)METRIC
+$1,500
Ad-supported / freemiumMETRIC
+$600
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY
Each bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →
🔖 v2.0.98R🔄 updated 1y ago📂 Communication💰 Free📺 Ad-supported🚀 Launched 2011 (14y old)

📝 About this app

Call-Timer can make your phone call automatically hang up when call reaches a configurable predefined time..

Why it is needed? Many network carriers or telecom services offer free calls for first 5, 10, 20, xx minutes. If you don’t want to monitoring the elapsed time and manually hang-up the call while talking, then you can have this application do it for you.

☆ <b>Has been choosen as featured product on Google Play Store many times.</b>
☆ <b>More than 2 milions downloads</b>
☆ <b>Support Android 12, 11, 10, 9.0, 8.1, 8.0, 7.1, 7.0, 6.1, 6.0 and below</b>

<b>FEATURES:</b>

• Auto hang up: user sets time limit once the application will time calls and automatically hang up them for you. This is applied for both outgoing calls and incoming calls (depend on configuration).

• Periodic notifications: This is useful for people who are charged per minute, per 30 seconds. per xx seconds (depend on configuration).

• Specific numbers (work in all Android versions except Android 9): Allow you to specify individual phone numbers to apply limit of talk time to. You can add phone number to specific number list either by picking up contact from contacts list or by adding phone number prefixes, which are common beginning digits of the phone numbers that you want to add to the specific number list. Please note that when you choose to use “Specific numbers” feature, Call Timer will ONLY be activated for those number on th configured specific list.

• Multi-call support. Please read more at http://call-timer.blogspot.com/2013/01/multi-call-feature.html

• Auto redial (except Android 9)

• To be notified before hang-up (through sound or vibration)

• Temporarily disable call timer for current call.

• Exclude contacts from timer (except Android 9): If you don't want call timer to have effect on certain contacts or prefixes (for example, toll free numbers), you could do that though "Exclude numbers".

• Widget for fast dialing frequently contacted numbers.

<b>NOTE on USAGE:</b>
OPEN THE APP AT LEAST ONCE AFTER INSTALL.

<b>NOTE on specific phone models</b>
<ul>
<li><strong>Xaomi phones: </strong> <em>
+ Open <strong>Settings</strong> app. Tap <strong>Installed Apps</strong> (or Apps or App Management) → <strong>Permissions → Autostart</strong>. Next, switch on <strong>Call Timer </strong>item.

You may also need to: Click Menu icon and swipe Call Timer screen down to lock the app </em></li>
<li><strong>Huawei phones: </strong><em>Open Settings (system app) → Battery → Launch (or Auto Launch, depends on phone model). Tap on Call Timer icon and click Ok (so that to change from manage automatically to manage manually.</em>
</li>
<li><strong>OPPO phones:</strong> <em>
+ Open <strong>Settings</strong> app. Tap <strong>Apps Management</strong> (or Applications) → <strong>Call Timer.</strong> Next, switch on <strong>Allow auto startup</strong>.
For Color OS 3.0, 3.1:
+ Go to Security Center → Privacy permissions → Startup Manager. Then turn on Call Timer to allow it startup in background.
+ Go to Batery → Batery optimization--Call Timer. Then choose "do not optimize".
</em></li>
</ul>

Please send suggestions or report bugs to support@ctsoftsolutions.com.

Thank you!

CREDITS:
- Many thanks to Fernando Salazar Peris for Spanish translation!
- Many thanks to Mikhail Kitaev for Russian translation!
- Many thanks to Yvette Wang for translation into Chinese

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
Call-Timer
Developer
CTSOFT
Bundle ID
ctsoft.androidapps.calltimer
App Store URL
Open in App Store
Category
Communication
Content rating
Not found
Languages
Not found

Company

Website
calltimer.mobi
Tagline
Not found
Description
Not found
Founded
Not found
HQ / Address
Not found
Employees
Not found
Logo
Not found

Revenue

Verified revenue / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
ML model estimate / mo
$1.2K/mo
Top-grossing rank
Not found
All-time revenue
Not found
Pricing
Not found

Founder

Name
Not found
X / Twitter
Not found
LinkedIn
Not found
GitHub
Not found
X followers
Not found
Public statements
Not found

Funding

Total raised
Not found
Last round
Not found
Investors
Not found
Crunchbase
Not found
AngelList
Not found

Press & Links

Articles found
Not found
Listed on
Not found
Blog
Not found
Press / News
Not found

Contacts & Socials

Socials
Not found
Email
Not found
Phone
Not found
Contact page
Not found
About page
Not found
📈Ratings growth18,922 ratings+18% lifetimeShow 3-year history estimate ▾May 2023Dec 2024May 2026
Tracked (1 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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