Watch Sensor Logger vs 5to9
Price, ratings, monetisation and update history for both apps, side by side β 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: β’ Acceleration β’ Rotation Rate β’ Gravity β’ Attitude β’ 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 β’ One-tap recording on Apple Watch β’ Motion sensors: acceleration, rotation rate, gravity, attitude β’ GPS location logging β’ Beautiful charts to explore your data β’ CSV export for spreadsheets and analysis β’ Manage and delete past sessions easily
5to9
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Screenshots
Verdict
The clearest difference is ads: 5to9 at none against Watch Sensor Logger's shown. 5to9 also leads on update cadence (daily vs every 25 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Watch Sensor Logger ships an update every 25 months, 5to9 daily. The most recent releases landed on August 8, 2026 and September 19, 2026 respectively.
| Parameter | Watch Sensor Logger | 5to9 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | β |
| Update frequency | Every 25 months | Daily β better |
| Ads | Yes | No β better |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad, Apple Watch β better | iPhone, iPad |
| Requires iOS | 17.0 | 16.6 β better |
| Further details β not scored | ||
| Size | 17 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | yuya kanbetsunawa | hongdae ju |
In-app purchases
Watch Sensor Logger
No in-app purchases
5to9
No in-app purchases
