caradio vs TetraClock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
caradio
Control your car's radio and music from your iPhone with an intuitive interface designed for driving. Features hands-free operation, real-time speed camera alerts, and custom speed limit alarms for safer journeys.
- 2-way wireless radio control
- iPhone music playback
- Hands-free operation
- Maps and navigation
- Real-time speed camera alerts
- Speed limit alarms
- Easier sound settings
Read full descriptionHide full description
Optimized 2-way wireless control app with easy-to-use interface for in-car use. Important Notice: Continued use of GPS running in the background can dramatically decrease battery life. Direct radio control by app on iPhone. Enjoy music from iPhone or car head unit as free as you like. Hands-free function makes your iPhone much easier and safer to use while driving. Maps and navigation. Be aware of speed camera in real time. Timely alarm when a user-defined speed-limit is exceeded. Easier sound setting.
TetraClock
This clock app uses falling tetromino blocks to display the time. Customize colors, animations, and display formats. Note that the displayed time may have slight discrepancies due to animation effects.
- Tetromino block time display
- Customizable colors and animations
- 12/24-hour format
- Seconds display toggle
- Adjustable falling speed
- Background color options
Read full descriptionHide full description
'TetraClock' is a clock app that represents the time by stacking seven types of single-sided tetromino-shaped blocks as they fall. The differences from the paid version are as follows: ・Contains ads ・No Watch App [How to Use] Tap the screen: Open the settings screen. Long press the screen: Stack the blocks again. [Main Features] - Switch between 12/24-hour display - Toggle seconds display ON/OFF - Monotone display - Fill in ON/OFF - Change outline color - Change transition animations - Change falling speed - Change background color [Notices] Due to the animation effect used for changing numbers, there may be a discrepancy between the displayed time and the actual time. Please do not use the displayed time as a basis for important decisions.
Screenshots
Verdict
The clearest difference is rating: TetraClock at 3.7 against caradio's 1.0. TetraClock also leads on update cadence (every 2 days vs every 3 months) and ratings volume (3 vs 1). caradio's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TetraClock holds the better App Store score, 3.7 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
caradio ships an update every 3 months, TetraClock every 2 days. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.
| Parameter | caradio | TetraClock |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 3.7 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 6.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 26 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Soundmax Electronics Limited | Legal Prompt Inc. |
In-app purchases
caradio
No in-app purchases
TetraClock
No in-app purchases
Questions
Is caradio free?
Is TetraClock free?
Which has better reviews, caradio or TetraClock?
Do caradio or TetraClock have ads?
Which is updated more often, caradio or TetraClock?
Other comparisons
