# Calculator‰ vs Big Button Calculator Pro Lite

The clearest difference is ratings volume: Calculator‰ at 409K against Big Button Calculator Pro Lite's 14K. Calculator‰ also leads on rating (4.9 vs 4.7) and iOS requirement (10.0 vs 15.2). Big Button Calculator Pro Lite's advantage is review sentiment (83% vs 70%). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Calculator‰ holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Calculator‰ has 409K ratings behind it against 14K, so its average is the more settled of the two. Written reviews complicate that: 70% of Calculator‰'s written reviews are positive against 83% of Big Button Calculator Pro Lite's, so the app with the better star average is not the one people write more warmly about.

Calculator‰ ships an update every 4 months, Big Button Calculator Pro Lite every 3 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Calculator‰ | Big Button Calculator Pro Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (409K ratings)](https://appshunter.io/ios/app/calculator/id486645049/reviews)** | [4.7 (14K ratings)](https://appshunter.io/ios/app/big-button-calculator-pro-lite/id1131056808/reviews) |
| Number of ratings | **409K** | 14K |
| Positive reviews | 69.9% of reviews | **83.1% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Ad-supported | Ad-supported |
| Size | 39 MB | 45 MB |
| Requires iOS | **10.0** | 15.2 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tim O's Studios, LLC](https://appshunter.io/developer/412839685) | [Cider Software LLC](https://appshunter.io/developer/465180756) |

## What reviewers say

### Calculator‰

[App page](https://appshunter.io/ios/app/calculator/id486645049)

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

**Highlights:** Large buttons, Clear display, Fast calculations, Intuitive layout, Retina Display support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Large, clear buttons
- 👍 Accurate calculations
- 👍 Simple, no-frills design
- 👍 Reliable and stable

**What reviewers complain about**

- 🔍 Lack of advanced features
- 💰 Ads can be intrusive
- 🔒 Concerns about security/malware
- 🐛 Occasional bugs and glitches

**Reported bugs**

- Calculations sometimes incorrect
- App crashing or freezing

**Requested features**

- Percentage key in portrait mode
- Option to remove ads (paid version)
- More customization options
- Memory function


### Big Button Calculator Pro Lite

[App page](https://appshunter.io/ios/app/big-button-calculator-pro-lite/id1131056808)

A user-friendly calculator app featuring large buttons and customizable colorful backgrounds. It offers a dual-line display, multi-line input for complex equations, and convenient gesture controls for editing and copying.

**Highlights:** Large buttons, Dual-line display, 18 color themes, Multi-line input, Gesture controls, VoiceOver accessibility

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 💡 Customizable backgrounds
- 🚀 Accurate calculations
- 👍 Large, clear numbers
- 👍 Helpful for homeschooling

**What reviewers complain about**

- 🐛 Ads can be intrusive
- 🐛 Ads in foreign languages
- 🐛 Ads take time to close
- 🔋 High battery consumption due to ads

**Reported bugs**

- Occasionally shows answer before calculation is complete
- Rounding issues leading to inaccurate results

**Requested features**

- Add more background options
- Allow custom background uploads
- Add option to change button colors
- Improve ad experience or offer ad-free version


## Frequently asked questions

### Is Calculator‰ free?

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

### Is Big Button Calculator Pro Lite free?

Big Button Calculator Pro Lite is free to download, with no in-app purchases.

### Which has better reviews, Calculator‰ or Big Button Calculator Pro Lite?

Calculator‰ is rated higher. Calculator‰ averages 4.9 out of 5 from 409K ratings, while Big Button Calculator Pro Lite averages 4.7 from 14K ratings.

### Do Calculator‰ or Big Button Calculator Pro Lite have ads?

Both Calculator‰ and Big Button Calculator Pro Lite show ads.

### Which is updated more often, Calculator‰ or Big Button Calculator Pro Lite?

Calculator‰ ships an update every 4 months, and Big Button Calculator Pro Lite every 3 months. Most recently, Calculator‰ was updated on September 24, 2026 and Big Button Calculator Pro Lite on September 23, 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.*