# WonderCalc vs Big character calculator

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.

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.

## The numbers

| Metric | WonderCalc | Big character calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/wondercalc/id6444459924/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 11 days |
| Monetization | Free | — |
| Size | 5 MB | 34 MB |
| Requires iOS | 16.0 | **15.8.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SharkMonkey Apps](https://appshunter.io/developer/1654824300) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### WonderCalc

[App page](https://appshunter.io/ios/app/wondercalc/id6444459924)

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.

**Highlights:** Basic calculations, Cut, copy, and paste functionality, Unit conversions (length, weight, temperature), Loan payment calculations, Total loan cost and interest calculation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Big character calculator

[App page](https://appshunter.io/ios/app/big-character-calculator/id6480366253)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WonderCalc free?

WonderCalc is free to download, with no in-app purchases.

### Is Big character calculator free?

Big character calculator is free to download, with no in-app purchases.

### Do WonderCalc or Big character calculator have ads?

Big character calculator shows ads; WonderCalc does not.

### Which is updated more often, WonderCalc or Big character calculator?

WonderCalc ships an update every 5 days, and Big character calculator every 11 days. Most recently, WonderCalc was updated on November 3, 2026 and Big character calculator on November 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*