CALCUL Calculator vs Time Delay calculator
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
Time Delay calculator
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A calculator that can display calculation results with a delay to practice mental arithmetic. >Mental arithmetic practice mode Tap the timer key to turn on mental math practice mode. Enter the formula as usual. *Tap the timer key again to turn off the mental arithmetic practice mode. Return to normal calculator mode.
Screenshots
Verdict
The clearest difference is in-app purchases: Time Delay calculator at none against CALCUL Calculator's 3. CALCUL Calculator's advantage is ads (none vs shown) and update cadence (every 4 days vs fortnightly). On price, 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
Both are free to download. CALCUL Calculator sells 3 one-off in-app purchases. Time Delay calculator asks for nothing beyond the download.
CALCUL Calculator ships an update every 4 days, Time Delay calculator fortnightly. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.
| Parameter | CALCUL Calculator | Time Delay calculator |
|---|---|---|
| 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 — better | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 1 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Reza Takhshid | Hideaki Uchikoshi |
In-app purchases
CALCUL Calculator
- 1xSupport$1.99
- 2xSupport$3.99
- 3xSupport$9.99
Time Delay calculator
No in-app purchases
Questions
Is CALCUL Calculator free?
Is Time Delay calculator free?
Do CALCUL Calculator or Time Delay calculator have ads?
Which is updated more often, CALCUL Calculator or Time Delay calculator?
Other comparisons
