# Calculator%. vs Simple Fun Calculator

The clearest difference is in-app purchases: Calculator%. at none against Simple Fun Calculator's 1. Calculator%. also leads on iOS requirement (12.1 vs 17.6). Simple Fun Calculator's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Simple Fun Calculator sells 1 one-off in-app purchase. Calculator%. asks for nothing beyond the download.

Calculator%. ships an update every 3 months, Simple Fun Calculator every 3 weeks. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Calculator%. | Simple Fun Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (4.2K ratings)](https://appshunter.io/ios/app/calculator/id980603448/reviews)** | — |
| Number of ratings | **4.2K** | — |
| Positive reviews | 61.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 11 MB | 1 MB |
| Requires iOS | **12.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [UniCom Technology](https://appshunter.io/developer/1270764210) | [tsuboi toshihiro](https://appshunter.io/developer/1838670892) |

## What reviewers say

### Calculator%.

[App page](https://appshunter.io/ios/app/calculator/id980603448)

This app offers a straightforward calculator with a large display and oversized buttons for easy operation. It's designed for everyday tasks, enabling users to perform fundamental arithmetic like addition, subtraction, multiplication, and division with clarity and convenience.

**Highlights:** Big display and buttons, Easy to use, Basic calculations, Clear display format, Intuitive design

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient for large numbers
- 💡 Helpful for solving problems

**What reviewers complain about**

- 🐛 Occasional glitches and bugs
- 💸 Intrusive ads
- 🔍 Difficult to find settings/options

**Reported bugs**

- App crashes when adding certain numbers
- Buttons not responsive at times
- Incorrect calculations for some operations

**Requested features**

- History feature
- Customizable interface
- Improved accuracy for decimal calculations


### Simple Fun Calculator

[App page](https://appshunter.io/ios/app/simple-fun-calculator/id6806540320)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $1.99 | one-time |


## Frequently asked questions

### Is Calculator%. free?

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

### Is Simple Fun Calculator free?

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

### Do Calculator%. or Simple Fun Calculator have ads?

Calculator%. shows ads; Simple Fun Calculator does not.

### Which is updated more often, Calculator%. or Simple Fun Calculator?

Calculator%. ships an update every 3 months, and Simple Fun Calculator every 3 weeks. Most recently, Calculator%. was updated on November 1, 2026 and Simple Fun Calculator on October 29, 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.*