Comparison

Door Assistant vs TimingMachine

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

Head to head
About

Door Assistant

Features
Read full description

The Door Assistant communicates with industrial door controls from FEIG ELECTRONIC GmbH via the Bluetooth interface. The Door Assistant can be used to make the necessary settings for commissioning the industrial door controls. It also enables to read out device data for industrial door control (designation, serial number, firmware version, ..) and the plug-in cards used. Prepared parameter sets can be imported completely or in parts and sent to the door control via Bluetooth. An export function for parameters read back from the door control is also available. The virtual keypad contained in the app can be used parallel to the keypad on the door control.

About

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.

Highlights
  • 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
Features
Read full description

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

Screenshots

Door Assistant4 screens
TimingMachine4 screens

Verdict

The call

The clearest difference is price: Door Assistant at Free against TimingMachine's $8.99. Door Assistant also leads on iOS requirement (15.0 vs 26.0). TimingMachine's advantage is update cadence (every 11 days vs every 6 weeks). On 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Door Assistant is free to download; TimingMachine costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Door Assistant ships an update every 6 weeks, TimingMachine every 11 days. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

Scorecard3 real differences ยท 5 level
Door Assistant versus TimingMachine: the parameters behind the verdict, then further details
ParameterDoor AssistantTimingMachine
PriceFree โ€” better$8.99
Positive reviewsโ€”100.0% of reviews
Update frequencyEvery 6 weeksEvery 11 days โ€” better
AdsNoNo
In-app purchasesNoNo
Monetizationโ€”Paid
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 โ€” better26.0
Further details โ€” not scored
Size208 MB32 MB
Age rating4+4+
DeveloperFEIG ELECTRONIC GmbHkeywerks GmbH

In-app purchases

None

Door Assistant

No in-app purchases

None

TimingMachine

No in-app purchases

Questions

Is Door Assistant free?
Door Assistant is free to download, with no in-app purchases.
Is TimingMachine free?
TimingMachine costs $8.99, with no in-app purchases.
Do Door Assistant or TimingMachine have ads?
Neither Door Assistant nor TimingMachine shows ads.
Which is updated more often, Door Assistant or TimingMachine?
Door Assistant ships an update every 6 weeks, and TimingMachine every 11 days. Most recently, Door Assistant was updated on September 10, 2026 and TimingMachine on September 21, 2026.

Other comparisons