Watch Sensor Logger vs AnchorOTA
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
AnchorOTA
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Network settings app for AN500 device. Set the information below to a nearby AN500 device via Bluetooth. 1.Geospace information linked to the Geospace CloudHUB account. 2.Wifi AP connection information.
Screenshots
Verdict
The clearest difference is ads: AnchorOTA at none against Watch Sensor Logger's shown. AnchorOTA also leads on update cadence (every 4 months vs every 25 months) and iOS requirement (12.0 vs 17.0). 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.
Watch Sensor Logger ships an update every 25 months, AnchorOTA every 4 months. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.
| Parameter | Watch Sensor Logger | AnchorOTA |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 25 months | Every 4 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPod |
| Requires iOS | 17.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 17 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | yuya kanbetsunawa | Geo Plan Company Ltd. |
In-app purchases
Watch Sensor Logger
No in-app purchases
AnchorOTA
No in-app purchases
Questions
Is Watch Sensor Logger free?
Is AnchorOTA free?
Do Watch Sensor Logger or AnchorOTA have ads?
Which is updated more often, Watch Sensor Logger or AnchorOTA?
Other comparisons
