# Calculator%. vs Color Reminder

The clearest difference is price: Calculator%. at Free against Color Reminder's $0.99. Color Reminder's advantage is ads (none vs shown) and update cadence (every 8 days vs every 3 months). On in-app purchases, device support and iOS requirement there is nothing between them.

Calculator%. is free to download; Color Reminder costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator%. ships an update every 3 months, Color Reminder every 8 days. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Calculator%. | Color Reminder |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| 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 | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 11 MB | 1 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [UniCom Technology](https://appshunter.io/developer/1270764210) | [NAOTO UENO](https://appshunter.io/developer/1713488656) |

## 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


### Color Reminder

[App page](https://appshunter.io/ios/app/color-reminder/id6738972437)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Calculator%. free?

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

### Is Color Reminder free?

Color Reminder costs $0.99, with no in-app purchases.

### Do Calculator%. or Color Reminder have ads?

Calculator%. shows ads; Color Reminder does not.

### Which is updated more often, Calculator%. or Color Reminder?

Calculator%. ships an update every 3 months, and Color Reminder every 8 days. Most recently, Calculator%. was updated on October 26, 2026 and Color Reminder on October 19, 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.*