WonderCalc vs Big character calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WonderCalc
This utility app handles all your basic calculation needs, including unit conversions for length, weight, and temperature. It also offers advanced financial calculations for loans, such as monthly payments, total cost, and interest paid.
- Basic calculations
- Cut, copy, and paste functionality
- Unit conversions (length, weight, temperature)
- Loan payment calculations
- Total loan cost and interest calculation
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WonderCalc performs all basic calculations, and allows you to cut, copy, and paste values to and from other apps. It can convert between units of length, weight, and temperature. It allows you to calculate monthly payments, as well as total cost and interest paid on the life of a loan.
Big character calculator
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Calculator with large buttons and easy to use for anyone
Screenshots
Verdict
The clearest difference is ads: WonderCalc at none against Big character calculator's shown. WonderCalc also leads on update cadence (every 5 days vs every 11 days). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
WonderCalc ships an update every 5 days, Big character calculator every 11 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | WonderCalc | Big character calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 days — better | Every 11 days |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.8.3 — better |
| Further details — not scored | ||
| Size | 5 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | SharkMonkey Apps | Hideaki Uchikoshi |
In-app purchases
WonderCalc
No in-app purchases
Big character calculator
No in-app purchases
Questions
Is WonderCalc free?
Is Big character calculator free?
Do WonderCalc or Big character calculator have ads?
Which is updated more often, WonderCalc or Big character calculator?
Other comparisons
