Comparison

EngineCalc vs MYTYM

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

Head to head
About

EngineCalc

This utility app provides a collection of essential formulas and calculators for powersports and engine tuning. It allows users to perform complex calculations directly on their iPhone, eliminating the need for a laptop or desktop computer.

Highlights
  • Powersports formulas
  • Engine tuning calculators
  • Actual Volume Flow
  • Air Density
  • Compression Ratio
  • Cylinder Displacement
  • Volumetric Efficiency
Features
Read full description

EngineCalc is a collection of useful formulas (calculators) for those involved with powersports or engine tuning, in general. Instead of carrying around a laptop or relying on access to a desktop computer with a spreadsheet, you can get the calculations you need right on the handy iPhone in your pocket. Here is a partial list of the "calculators" provided here in EngineCalc: * Actual Volume Flow * Air Density * BHP Loss * Compression Height * Compression Ratio * Corrected BHP * Cylinder Displacement * Horsepower * Mass Flow * Piston Dome Volume * Piston Speed * Rod Length * Simple Horsepower * Theoretical Volume Flow * Torque * Volumetric Efficiency

About

MYTYM

Monitor and manage your TYM machine remotely. Receive real-time status updates, error diagnoses, and emergency notifications for geofence breaches or rollovers. Track consumables and access work logs and statistical data.

Highlights
  • Remote machine on/off
  • Real-time status and error diagnosis
  • Emergency notifications (geofence, rollover)
  • Consumables tracking and replacement alerts
  • Work logs and statistical data
  • Geofence monitoring and theft alerts
Features
Read full description

MYTYM is an application for customers who subscirbe to TYM machine telematics service. With MYTYM, You can experience muliple services such as status of TYM machine, error, consumables and worksheet. ※ This service is only provided to registered customers who have purchased TYM machine with the telematics application. It features : ● Remote Machine Management ○ Remotely turn on/off the machine. ○ Real-time machine management with error diagnosis. ● Emergency Notification ○ Response emergency situation such as geofence left and rollover with app notification. ● Consumables Management ○ Track the status of machine consumables. ○ Receive notifications for replacement timing. ● Work Sheet ○ Work logs and Statistical data based on work data. ● Geofence ○ Receive theft notification and machine location data when machine leaves the geofence

Screenshots

EngineCalc3 screens
MYTYM4 screens

Verdict

The call

The clearest difference is price: MYTYM at Free against EngineCalc's $0.99. MYTYM also leads on rating (5.0 vs 2.3). EngineCalc's advantage is update cadence (every 2 months vs every 4 months) and ratings volume (3 vs 1). On ads, 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

MYTYM is free to download; EngineCalc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

MYTYM holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

EngineCalc ships an update every 2 months, MYTYM every 4 months. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

Scorecard6 real differences · 4 level
EngineCalc versus MYTYM: the parameters behind the verdict, then further details
ParameterEngineCalcMYTYM
Price$0.99Free — better
Rating2.3 (3 ratings)5.0 (1 ratings) — better
Positive reviews60.0% of reviews—
Number of ratings3 — better1
Update frequencyEvery 2 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS6.0 — better15.0
Further details — not scored
Size8 MB68 MB
Age rating4+4+
DeveloperiTrinity, Inc.TYM Corp.

Customer experience

EngineCalc

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

MYTYM

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

EngineCalc

No in-app purchases

None

MYTYM

No in-app purchases

Questions

Is EngineCalc free?
EngineCalc costs $0.99, with no in-app purchases.
Is MYTYM free?
MYTYM is free to download, with no in-app purchases.
Which has better reviews, EngineCalc or MYTYM?
MYTYM is rated higher. EngineCalc averages 2.3 out of 5 from 3 ratings, while MYTYM averages 5.0 from 1 ratings.
Do EngineCalc or MYTYM have ads?
Neither EngineCalc nor MYTYM shows ads.
Which is updated more often, EngineCalc or MYTYM?
EngineCalc ships an update every 2 months, and MYTYM every 4 months. Most recently, EngineCalc was updated on September 21, 2026 and MYTYM on September 23, 2026.

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