AutoTech vs Fast Converter Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AutoTech
This automotive calculator provides quick computations for over 45 formulas across various vehicle systems. It supports both U.S. and metric units, making it a versatile tool for mechanics, technicians, and enthusiasts.
- 45+ automotive formulas
- Aerodynamics calculations
- Chassis calculations
- Drivetrain calculations
- Engine calculations
- Performance calculations
- Suspension calculations
- Tire calculations
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AutoTech is an automotive calculator that offers the mechanic, technician or enthusiast quick computation of 45+ formulas in the areas of aerodynamics, chassis, drivetrain, engine, performance, suspension, and tires. Supports both U.S. and metric units.
Fast Converter Pro
This utility app offers a smart and elegant tool for converting between various units of measurement. It covers over 9 common categories, including length, temperature, mass, and volume, with a simple and optimized user interface.
- 9+ unit categories
- Length conversion
- Temperature conversion
- Mass conversion
- Volume conversion
- Simple UI
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Fast Converter is a simple, smart and elegant tool with more than 9 categories of units that are used in daily life. This app has such a wide range of unit conversion features with very simple and optimized user interface. This app has intuitive and simple UI, that is designed for the casual user like you. Trust us. :) There are 9 base category; - Length (Distance) units - Velocity (Speed) units - Temperature units - Mass (Weight) units - Volume (Capacity) units - Angle units - Energy units - Time units - Area units DEDICATED TO PERFECTION Our goal is to make our app the best scanning app in the store. We can’t do this without you. We are dedicated to your satisfaction and need to hear feedback from you. If you have an issue with the app, please do not write a review of the app saying "it didn't work." This does not help us make things better for you. Instead, please contact us at duygu@novv.io and we'll do our best to help.
Screenshots
Verdict
The clearest difference is review sentiment: AutoTech at 100% against Fast Converter Pro's 0%. Fast Converter Pro's advantage is price (Free vs $1.99) and update cadence (monthly vs every 32 months). 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
Fast Converter Pro is free to download; AutoTech costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
AutoTech ships an update every 32 months, Fast Converter Pro monthly. The most recent releases landed on September 10, 2026 and June 2, 2026 respectively.
| Parameter | AutoTech | Fast Converter Pro |
|---|---|---|
| Price | $1.99 | Free — better |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Update frequency | Every 32 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 10.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Steven Clarner | JUPITER TEKNOLOJI SANAYI VE TICARET LIMITED SIRKETI |
Customer experience
AutoTech
Fast Converter Pro
In-app purchases
AutoTech
No in-app purchases
Fast Converter Pro
No in-app purchases
Questions
Is AutoTech free?
Is Fast Converter Pro free?
Do AutoTech or Fast Converter Pro have ads?
Which is updated more often, AutoTech or Fast Converter Pro?
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