Watch Sensor Logger vs Watch Microphone
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Watch Sensor Logger
Log detailed motion and GPS data from your Apple Watch. Export sensor readings like acceleration, attitude, and location as a CSV file for analysis. This app is exclusively designed for Apple Watch.
- Log sensor data
- GPS tracking
- Export to CSV
- Acceleration logging
- Attitude data
- Time stamping
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Watch Sensor Logger turns your Apple Watch into a powerful motion and location logger. Record high-precision sensor data straight from your wrist: • Acceleration • Rotation Rate • Gravity • Attitude • GPS location Start a recording on your Apple Watch, then review your sessions on your iPhone. Every measurement is visualized with clear charts so you can spot patterns at a glance, and you can export any session as a CSV file for analysis in your favorite tools. Perfect for researchers, developers, athletes, and anyone curious about the motion of everyday life. KEY FEATURES • One-tap recording on Apple Watch • Motion sensors: acceleration, rotation rate, gravity, attitude • GPS location logging • Beautiful charts to explore your data • CSV export for spreadsheets and analysis • Manage and delete past sessions easily
Watch Microphone
Transform your Apple Watch into a powerful megaphone for making loud announcements. Amplify your voice by over 100% without needing your iPhone. Simply connect a Bluetooth speaker and start amplifying.
- Apple Watch as microphone
- Bluetooth speaker connectivity
- iPhone not required
- Over 100% voice amplification
- Complication shortcut support
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Watch Microphone is an app that turns your Apple Watch into a microphone, allowing you to make announcements in a louder voice. Features -Can be used by directly connecting your Apple Watch to a Bluetooth speaker. -No iPhone required for the entire operation. -Volume can be amplified by over 100% beyond the standard gain. How to Use 1. Prepare your Apple Watch and a Bluetooth speaker. 2. Tap Settings on your Apple Watch. 3. From Settings, tap Bluetooth. 4. Select and connect your Bluetooth speaker. 5. Press the Start button in the Watch Mic app on your Apple Watch. 6. Recording will begin. *1 7. Press the Stop button, and the recording will play back automatically. *2 8. Repeat the recording and playback process as needed. *3 *1 Recordings overwrite each time, so there's no need to worry about increased storage consumption. *2 We recommend presetting the volume using the Music app or similar. *3 You can add a shortcut to your Apple Watch face (using the Complication feature).
Screenshots
Verdict
The clearest difference is review sentiment: Watch Microphone at 100% against Watch Sensor Logger's 50%. Watch Microphone also leads on ads (none vs shown) and update cadence (every 5 days vs every 25 months). Watch Sensor Logger's advantage is price (Free vs $2.99). On in-app purchases, device support and iOS requirement 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
Watch Sensor Logger is free to download; Watch Microphone costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Watch Sensor Logger ships an update every 25 months, Watch Microphone every 5 days. The most recent releases landed on September 30, 2026 and September 20, 2026 respectively.
| Parameter | Watch Sensor Logger | Watch Microphone |
|---|---|---|
| Price | Free — better | $2.99 |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Update frequency | Every 25 months | Every 5 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #135 — better |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Requires iOS | 17.0 — better | 18.4 |
| Further details — not scored | ||
| Size | 17 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | yuya kanbetsunawa | kobunachou ozawa |
Customer experience
Watch Sensor Logger
Watch Microphone
In-app purchases
Watch Sensor Logger
No in-app purchases
Watch Microphone
No in-app purchases
Questions
Is Watch Sensor Logger free?
Is Watch Microphone free?
Do Watch Sensor Logger or Watch Microphone have ads?
Which is updated more often, Watch Sensor Logger or Watch Microphone?
Other comparisons
