FastCalc lite vs CompisCalculator Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FastCalc lite
This calculator app offers a streamlined experience with large, easy-to-use keys and a permanent display of your calculations. It automatically shows results as you type, eliminating the need for an equals button.
- Large, easy-to-read keys
- Permanent expression display
- Automatic result display
- Gesture-based interface
- Integrated help videos
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FastCalc lite is a calculator recognized for its efficiency and ease of use. It stands out thanks to: • its large keys, which allow for fast and accurate input, • the permanent display of the expression entered by the user, • the automatic display of the result while typing: no “=” key required! FastCalc lite is thus a simple and efficient calculator, ideal for everyday calculations. BASICS OF USE The interface of FastCalc lite is innovative and minimalist, entirely based on simple gestures: • Select a side symbol on a key: slide your finger in its direction. • Delete the last entered elements: make a small swipe to the left on the display. • Clear the entire expression: swipe quickly to the left across the whole display. FEATURES • Large, practical, and easy-to-read keys. • Permanent display of the current expression. • Integrated help videos and user guide (in ⓘ).
CompisCalculator Pro
A scientific calculator designed to enhance productivity with features like real-time results, unit conversion, and custom buttons. It offers a date calculator, customizable appearance, and is optimized for iPad.
- Real-time calculation results
- Integrated unit and currency converter
- Customizable buttons and functions
- Date and time difference calculator
- Calculation history
- Customizable appearance
- iPad optimization
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CompisCalculator is a scientific calculator designed to boost you productivity and offer a more robust experience. •HISTORY: Calculations are saved in history to be used again later if needed. •REALTIME RESULTS: The calculator shows realtime results while typing •UNITCONVERTER: The unit can be used to convert different units like mass, volume and more. It also features a currency converter that updates every day. •CUSTOM BUTTONS: With the custom buttons feature you can save variables as your own button. You can also create custom function witch can be useful when working with •DATE CALCULATOR: Use the date calculator to measure the difference in time between two dates or times of day. •NO ADS: CompisCalculator is free from those enjoying ads. •IPAD OPTIMIZED: CompisCalculator is optimized for both iPad and iPhone and can take advantage of split screen and runs in both portrait and landscape orientations. •CUSTOMIZABLE LOOK: Make the calculator you own by changing the color. Choose one of the preset colors or get creative and choose the RGB values to get the exact color you want. •THOUSAND SEPARATOR: Thousand separator makes it easier to visualize the number. •HAPTIC FEEDBACK AND SOUND: Choose between different button sounds and haptic feedback styles or turn them of.
Screenshots
Verdict
The clearest difference is rating: CompisCalculator Pro at 5.0 against FastCalc lite's 3.8. CompisCalculator Pro also leads on update cadence (every 3 weeks vs every 5 months) and iOS requirement (15.0 vs 26.0). FastCalc lite's advantage is in-app purchases (none vs 1) and ratings volume (15 vs 2). On price, ads, monetization model 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
Both are free to download. CompisCalculator Pro sells 1 one-off in-app purchase. FastCalc lite asks for nothing beyond the download.
CompisCalculator Pro holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: FastCalc lite has 15 ratings behind it against 2, so its average is the more settled of the two.
FastCalc lite ships an update every 5 months, CompisCalculator Pro every 3 weeks. The most recent releases landed on October 3, 2026 and October 15, 2026 respectively.
| Parameter | FastCalc lite | CompisCalculator Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (15 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 15 — better | 2 |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Andre Ponzo | Karl Noreland |
Customer experience
FastCalc lite
CompisCalculator Pro
In-app purchases
FastCalc lite
No in-app purchases
CompisCalculator Pro
- CompisCalculator premium$2.49
Questions
Is FastCalc lite free?
Is CompisCalculator Pro free?
Which has better reviews, FastCalc lite or CompisCalculator Pro?
Do FastCalc lite or CompisCalculator Pro have ads?
Which is updated more often, FastCalc lite or CompisCalculator Pro?
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