Repeat Calc vs ExSciCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Repeat Calc
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Calculation Repeat No "=" Key for calc. If you want to use same number, it is easy to use. Example: you can add 2 forever. (Just tap right arrow key!) We hope that this app helps your calculation. Thank you!! We are also making other apps. Please visit our site: http://www.4us.jp
ExSciCalc
This calculator offers enhanced precision and memory beyond standard devices. It includes advanced functions for statistics, physics, and mathematics, alongside common calculations and unit conversions.
- Extended precision (30+ digits)
- Extended memory (main + 10 auxiliary)
- Scroll windows for button access
- Statistical calculations
- Physical and mathematical constants
- Unit conversions
- Roots of equations
- Special relativity calculations
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"Extended" scientific calculator has more features than typical calculators, including: • Extended precision (30+ digits), twice that of typical calculators. • Extended memory including a main memory with statistical information, and 10 auxiliary memory values. • Extended space for buttons using scroll windows--no confusing modes and function keys. • Extended functions not found on most calculators including (but not limited to): ◇ Statistical information for calculating standard deviation (tied to the M+ key) ◇ Most common physical constants and mathematical constants ◇ Extensive unit conversion constants ◇ Roots of polynomials and some transcendental equations ◇ Special relativity calculations • And normal functions including: ◇ Normal and hyperbolic trigonometry ◇ Various logs, powers and roots ◇ % calculations including interest and amortization ◇ Temperature conversion ◇ Random numbers ◇ Averages and means
Screenshots
Verdict
The clearest difference is price: Repeat Calc at Free against ExSciCalc's $1.99. Repeat Calc also leads on update cadence (every 8 days vs every 3 weeks). 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
Repeat Calc is free to download; ExSciCalc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Repeat Calc ships an update every 8 days, ExSciCalc every 3 weeks. The most recent releases landed on August 21, 2026 and June 5, 2026 respectively.
| Parameter | Repeat Calc | ExSciCalc |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 8 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | 4us | Dale C Koepp |
In-app purchases
Repeat Calc
No in-app purchases
ExSciCalc
No in-app purchases
Questions
Is Repeat Calc free?
Is ExSciCalc free?
Do Repeat Calc or ExSciCalc have ads?
Which is updated more often, Repeat Calc or ExSciCalc?
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