CALCUL Calculator vs PrefixCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CALCUL Calculator
A free calculator app offering a clean interface with essential functions. It includes a detailed calculation history, allowing users to easily copy and paste numbers. The app also features a simple time interval calculator.
- Free calculator
- No ads
- Calculation history
- Copy/paste from history
- Backspace key
- Time interval calculator
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- Free Calculator - No ads - With calculation history - Tap on any number in the calculation history to copy - Long press to paste a number - Backspace key - Simple time interval calculator
PrefixCalc
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This calculator supports Metric‑prefix such as kilo and giga. The calculator supports quetta (10^30) and quecto (10^-30), which were added in 2022. Main Functions ・Support for arithmetic operations (+ - ×÷) ・Results converted to Japanese numerals for display ・Delete one character at a time with the "DEL" button Press and hold to delete all ・Press and hold to copy calculation formulas and results English (Short scale, Long scale) and Chinese numerals can also be selected. ・Calculations that include prefixes such as 2M+1k, 2M×1μ, etc. Note: ・Very large numbers that exceed 200 digits may be rounded off for display and calculation purposes. Please note this when precision is required. ・Short scale and Long scale are currently supported up to 10^198. ・Kanji notation is supported up to 10^72. If it is greater than the number, it will be displayed in Arabic numerals.
Screenshots
Verdict
The clearest difference is in-app purchases: PrefixCalc at none against CALCUL Calculator's 3. PrefixCalc also leads on iOS requirement (12.0 vs 15.0). On price, ads 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. CALCUL Calculator sells 3 one-off in-app purchases. PrefixCalc asks for nothing beyond the download.
| Parameter | CALCUL Calculator | PrefixCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Reza Takhshid | YONAGARE LAB |
In-app purchases
CALCUL Calculator
- 1xSupport$1.99
- 2xSupport$3.99
- 3xSupport$9.99
PrefixCalc
No in-app purchases
Questions
Is CALCUL Calculator free?
Is PrefixCalc free?
Do CALCUL Calculator or PrefixCalc have ads?
Other comparisons
