TimingMachine vs Microdyno
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
TimingMachine
This tool helps determine and compare engine timing for 2-stroke engines. It calculates piston positions, the effect of spacers, and offers graphical representations. Results can be exported as PDF or with custom text and images.
- Convert measurements to engine timings
- Convert engine timings to measurements
- Compare engine timings
- Calculate cylinder spacer effects
- Graphical representation of timings
- Export results as PDF
- Snapshot function for storing setups
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TimingMachine is a comprehensive tool for determining the control times of plate and slot controlled 2-stroke engines. With functions for the determination and comparison of timing, determination of piston positions in the cylinder, effect of different spacers as well as the export possibility of determined values, it is currently probably the most comprehensive tool of this kind. The functions at a glance ... - Conversion of measurements (mm) into engine timings (degree) - Conversion of engine timings (degree) into measurements (mm) - Comparison of two different engine timings and their effects - Conversion from pinch edge to piston position - Calculation of different cylinder spacers on the engine timings - Graphical representation of the engine timings - Export of result data sheets as PDF - Extended export with own texts and images - Easy-to-understand user interface - Does not need an active Internet connection New! Snapshot function - Store as many setups as you want and use them whenever you need them - Add your own remarks to every setup stored - Get a quick overview of all important information at a finger tip - Name every stored setup as you like
Microdyno
Transform your iPhone into a professional dynamometer. This app uses advanced audio analysis to precisely measure vehicle performance and torque in real-time without expensive hardware. It offers detailed vehicle profiles, weather integration, and professional data visualization.
- Real-time performance measurement (PS, Nm, RPM, speed)
- Over 100 pre-configured vehicle profiles
- Automatic weather data integration for correction
- Harmonic editing for cleaner results
- Professional data visualization and export
- Customizable vehicle profile creation
- Measurement history tracking
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Microdyno measures the power and torque of your motorcycle or scooter with your phone. From the rpm trace of an acceleration run in a chosen gear, the app calculates the curve the way a chassis dyno does, only on the road. Three ways to get the rpm โข Microphone: The app reads the rpm from the engine note. In the spectrogram editor you see the fundamental and its harmonics and erase any noise that gets in the way. โข Microdyno rpm sensor: A small Bluetooth sensor on the ignition lead reports every spark. No noise, no steps, the most accurate curve. โข Lambda sensor: Wideband probe with the AFR trace over rpm. Live while riding as a floating window (Picture in Picture), and in the analysis with map and audio playback. Analysis โข Power, torque, rpm and speed as curves, peak values at a glance โข Trim the run at the markers, remove outliers, smoothing in three levels or, in expert mode, as a freely combinable chain โข Correction to DIN 70020 or SAE with temperature, pressure and humidity, fetched from the weather service on request โข Compare runs, with a mean curve over several runs โข Vehicles with gearbox, ratios, tyres, weight and driving resistances. Over 100 templates from the Vespa smallframe to the motorcycle Cloud and browser โข Sign in with Apple, Google or e-mail and your recordings, results and vehicles stay in sync across your devices โข Web app at app.microdyno.de: open, trim and analyse recordings in the browser, download the files โข Without signing in, everything stays on the device How it works 1. Create a vehicle or pick a template 2. Mount the phone, connect the sensor or use the microphone 3. Start recording and accelerate through the chosen gear 4. Trim the run, save the result, compare Who it is for Vespa and scooter riders, motorcycle tinkerers, tuners and workshops. Anyone who wants to know what an exhaust, a carburettor setting or a new cylinder really does. Accuracy The calculation is checked against dyno measurements. Repeatable results need equal conditions: same gear, same stretch of road, warm engine. Absolute figures depend on the weight and driving resistances you enter. For before-and-after comparisons on the same vehicle that does not matter. No subscription, no hidden costs. The app is under continuous development. Questions and requests to stefan@microdyno.de.
Screenshots
Verdict
The clearest difference is update cadence: TimingMachine at every 11 days against Microdyno's monthly. Microdyno's advantage is iOS requirement (15.0 vs 26.0). On price, review sentiment, ads and in-app purchases 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
TimingMachine costs $8.99 and Microdyno $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.
TimingMachine ships an update every 11 days, Microdyno monthly. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.
| Parameter | TimingMachine | Microdyno |
|---|---|---|
| Price | $8.99 | $8.99 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Update frequency | Every 11 days โ better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 26.0 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 32 MB | 108 MB |
| Age rating | 4+ | 4+ |
| Developer | keywerks GmbH | Stefan Hurzlmeier |
Customer experience
TimingMachine
Microdyno
In-app purchases
TimingMachine
No in-app purchases
Microdyno
No in-app purchases
Questions
Is TimingMachine free?
Is Microdyno free?
Do TimingMachine or Microdyno have ads?
Which is updated more often, TimingMachine or Microdyno?
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