# Big character calculator vs Designable Calculator

The clearest difference is in-app purchases: Big character calculator at none against Designable Calculator's 1. Big character calculator also leads on device support (3 vs 1). Designable Calculator's advantage is ads (none vs shown). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Designable Calculator sells 1 in-app purchase, starting at $9.99 per year. Big character calculator asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 11 days. Both last shipped on November 4, 2026.

## The numbers

| Metric | Big character calculator | Designable Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | Every 11 days |
| Size | 34 MB | 19 MB |
| Requires iOS | **15.8.3** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Batbayar Batbaatar](https://appshunter.io/developer/1082290586) |

## What reviewers say

### Big character calculator

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Designable Calculator

[App page](https://appshunter.io/ios/app/designable-calculator/id6587561422)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Plan | $9.99 | per year |


## Frequently asked questions

### Is Big character calculator free?

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

### Is Designable Calculator free?

Designable Calculator is free to download, with in-app purchases available.

### Do Big character calculator or Designable Calculator have ads?

Big character calculator shows ads; Designable Calculator does not.

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

Big character calculator ships an update every 11 days, and Designable Calculator every 11 days. Most recently, Big character calculator was updated on November 4, 2026 and Designable 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.*