CrankSense vs Spindle Dynamics Studio
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
CrankSense
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*******IMPORTANT NOTE******** This App requires external measurement hardware to operate. Contact info@motionics.com for more information. This App works with Motionics wireless crankshaft deflection gage kit. Using the angular position information from the built-in angle sensor of crankshaft gage, this App notifies users when the crankshaft rotates to one of the 5 testing positions. By tapping on the highlighted buttons, users can wirelessly capture deflection readings via Bluetooth Low Energy. Crank web vertical and horizontal deflections are automatically calculated once 5 readings are collected. This App also provides an easy way to generate and manage crankshaft deflection reports. FEATURES: - Wireless sensor connectivity - Test information editing - Sensor measuring crankshaft rotating angle and indicator showing test positions - Crankshaft end play test included - Auto calculating vertical and horizontal deflections - Test report generation including engine information, measurement values, calculated defections, note, signature, location information - Email PDF report and wireless printing - Report manager available
Spindle Dynamics Studio
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The app is designed to perform Acceptance Testing for Industrial Spindles. Key Features: - Vibration Meter - Vibration Analysis Tools (Time-Waveform & Spectrum) - Spindle Vibration Acceptance Test - Spindle Thermal Testing - Spindle Single-Plane and Dual-Plane Balancing - Multisensor vibration test - Connects to commercial available wireless bluetooth sensors (no need to connect any cable to the iPad) - Data and Reports can be stored on the device or in the cloud for further analysis
Verdict
The clearest difference is update cadence: Spindle Dynamics Studio at every 2 months against CrankSense's every 6 months. CrankSense's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CrankSense ships an update every 6 months, Spindle Dynamics Studio every 2 months. The most recent releases landed on September 5, 2026 and September 17, 2026 respectively.
| Parameter | CrankSense | Spindle Dynamics Studio |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 2 months โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPad | iPad |
| Requires iOS | 9.0 โ better | 13.0 |
| Further details โ not scored | ||
| Size | 20 MB | 107 MB |
| Age rating | 4+ | 4+ |
| Developer | Motionics LLC | Sens-OS |
In-app purchases
CrankSense
No in-app purchases
Spindle Dynamics Studio
No in-app purchases
Questions
Is CrankSense free?
Is Spindle Dynamics Studio free?
Do CrankSense or Spindle Dynamics Studio have ads?
Which is updated more often, CrankSense or Spindle Dynamics Studio?
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