Gear Calculator Plus vs VEZAPP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gear Calculator Plus
Calculate a car's theoretical speed in any gear based on engine RPM, transmission, differential ratios, and tire size. It can also determine travel distance per engine revolution and estimate top speed for each gear. Supports both metric and imperial units.
- Calculate theoretical speed per gear
- Calculate travel distance per engine revolution
- Determine top speed for each gear
- Metric or Imperial units
- Universal app for iPhone and iPad
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Gear Ratio Speed Calculator. With the gear ratios of the transmission and differential, and the size of the tires, it becomes possible to calculate the speed of the car for a particular gear at a particular engine RPM. Features: Calculate theoretical speed for a car for each of its gear ratios. Calculate travel distance for each engine revolution. Use maximum RPM to figure top speed for each gear. Metric or Imperial units for selection. Universal app for both iPhone and iPad. Axle ratio are similar as Final Drive Ratio. If a car has less than 6 gears, only enter the ratios that apply. Note that you will get unreal speeds for overdrive gears. This is because in reality top speed is physically limited by it power or by aerodynamic drag. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.
VEZAPP
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VEZAPP FOUNDRY Is Our Unique Innovation And The First Of Its Kind In The World, Which Allows Small And Mid-Scale Foundries To Collect Data From The Shop Floor Directly Via Mobile Apps. Small And Mid-Scale Foundries Are Lacking In Digitization Because Of The Unavailability Of Affordable And User-Friendly Solutions. Not Any More Now VEZAPP Empowers Small And Mid-Scale Foundries To Achieve Paperless Shop Floor Reporting Within A Week's Time Which Many Foundries Not Able To Achieve In Many Years Despite Spending Millions.
Screenshots
Verdict
The clearest difference is price: VEZAPP at Free against Gear Calculator Plus's $2.99. VEZAPP also leads on update cadence (every 6 months vs every 29 months). On ads, in-app purchases, device support and iOS requirement 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
VEZAPP is free to download; Gear Calculator Plus costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Gear Calculator Plus ships an update every 29 months, VEZAPP every 6 months. The most recent releases landed on September 4, 2026 and September 20, 2026 respectively.
| Parameter | Gear Calculator Plus | VEZAPP |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 3.6 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 29 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13 — better | 14.0 |
| Further details — not scored | ||
| Size | 1 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | Nitrio | VEZAPP SOLUTIONS LLP |
In-app purchases
Gear Calculator Plus
No in-app purchases
VEZAPP
No in-app purchases
Questions
Is Gear Calculator Plus free?
Is VEZAPP free?
Do Gear Calculator Plus or VEZAPP have ads?
Which is updated more often, Gear Calculator Plus or VEZAPP?
Other comparisons
