Comparison

Motion Log Plus vs Watch Sensor Logger

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Motion Log Plus

This tool captures and visualizes motion data from your iOS device, including orientation, attitude, and acceleration. You can preview recordings in 3D and export log files for further analysis.

Highlights
  • Capture device orientation, attitude, and acceleration
  • Preview motion data in 3D
  • Rename and delete log files
  • Export motion log files
  • Turn off screen while recording
Features
Read full description

Motion Log is a device sensor logging tool that empowers you to capture the motion of your iOS Devices. It records various data points, including device attitude, orientation, and applied force. After recording, you can conveniently preview the motion data. Embark on a journey of motion exploration with Motion Log, a cutting-edge device sensor logging tool designed for iOS devices. Whether you're tracking the subtle nuances of device orientation, analyzing acceleration patterns, or documenting the dynamic forces at play, Motion Log offers unparalleled insight into the motion dynamics of your device. With its intuitive interface and robust feature set, Motion Log empowers users to record, visualize, and analyze motion data with ease. From everyday activities to adventurous endeavors, Motion Log provides a comprehensive toolkit for understanding and harnessing the power of motion. Experience motion logging like never before and unlock a world of possibilities with Motion Log. Features: • Capture motion data of your iOS Devices, including: - Device orientation to North. - Device Attitude: Pitch, Roll, and Yaw. - Device Acceleration in X, Y, and Z directions. - Time and Date of recording start. • Option to turn off the screen while recording. • Rename or delete motion log files. • Preview recorded motion data in 3D. • View 3D device preview at normal speed, 2X speed, or 0.5X speed. • Toggle data preview On or Off. 3D Preview: • Display device orientation in 3D space. • Represent device acceleration with 3D arrows (X - Red, Y - Green, Z - Blue). • Arrow size adjusts based on acceleration magnitude. Motion Log Files: • Access motion log files in the [Files] app under [Motion Log] Folder. • Open motion log files using a normal text editor. • Data array includes compass (0-360 degrees), attitude (Pitch, Roll, and Yaw in radians), and device acceleration (X, Y, Z in G - Gravity). • Recorded with a 0.05 sec interval. • Share motion log files via Airdrop, Messages, or Mail. • Easily load shared motion log files by placing them into [Motion Log] Folder via [Files] app. Usage: • Record walking or running motions. • Capture desk vibrations or other movements. • Analyze G force while riding roller coasters. • Assess road conditions or G force while driving. • Monitor attitude or G force while biking or cycling. • Explore endless possibilities based on your imagination. Thank you for your support, and feel free to visit nitrio.com for more iOS device apps.

About

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.

Highlights
  • Log sensor data
  • GPS tracking
  • Export to CSV
  • Acceleration logging
  • Attitude data
  • Time stamping
Features
Read full description

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

Screenshots

Motion Log Plus4 screens
Watch Sensor Logger4 screens

Verdict

The call

The clearest difference is price: Watch Sensor Logger at Free against Motion Log Plus's $2.99. Motion Log Plus's advantage is ads (none vs shown) and iOS requirement (13.1 vs 17.0). On update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Watch Sensor Logger is free to download; Motion Log Plus costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Motion Log Plus ships an update every 22 months, Watch Sensor Logger every 25 months. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

Scorecard4 real differences · 6 level
Motion Log Plus versus Watch Sensor Logger: the parameters behind the verdict, then further details
ParameterMotion Log PlusWatch Sensor Logger
Price$2.99Free — better
Rating1.0 (1 ratings) — better—
Positive reviews—50.0% of reviews
Number of ratings1 — better—
Update frequencyEvery 22 months — betterEvery 25 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS13.1 — better17.0
Further details — not scored
Size2 MB17 MB
Age rating4+4+
DeveloperHeng Jia Liangyuya kanbetsunawa

Customer experience

Motion Log Plus

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Watch Sensor Logger

Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

In-app purchases

None

Motion Log Plus

No in-app purchases

None

Watch Sensor Logger

No in-app purchases

Questions

Is Motion Log Plus free?
Motion Log Plus costs $2.99, with no in-app purchases.
Is Watch Sensor Logger free?
Watch Sensor Logger is free to download, with no in-app purchases.
Do Motion Log Plus or Watch Sensor Logger have ads?
Watch Sensor Logger shows ads; Motion Log Plus does not.
Which is updated more often, Motion Log Plus or Watch Sensor Logger?
Motion Log Plus ships an update every 22 months, and Watch Sensor Logger every 25 months. Most recently, Motion Log Plus was updated on October 5, 2026 and Watch Sensor Logger on October 1, 2026.

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