# Calculator⁼ vs Big Button Calculator Pro Lite

Calculator⁼ and Big Button Calculator Pro Lite both sit at 4.6 stars, but that hides the real split: 83% of Big Button Calculator Pro Lite's written reviews are positive against 36% of Calculator⁼'s. Big Button Calculator Pro Lite also leads on in-app purchases (none vs 8). Calculator⁼'s advantage is ratings volume (358K vs 14K) and update cadence (monthly vs every 3 months). On price, rating, ads and device support there is nothing between them.

Both are free to download. Calculator⁼ sells 8 in-app purchases, starting at $0.49 per 7 days. Big Button Calculator Pro Lite asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Calculator⁼ against 4.7 for Big Button Calculator Pro Lite. That said, the two scores are not equally well evidenced: Calculator⁼ has 358K ratings behind it against 14K, so its average is the more settled of the two. Written reviews are what separate them: 36% of Calculator⁼'s written reviews are positive against 83% of Big Button Calculator Pro Lite's.

Calculator⁼ ships an update monthly, 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 | [4.6 (358K ratings)](https://appshunter.io/ios/app/calculator/id487127942/reviews) | **[4.7 (14K ratings)](https://appshunter.io/ios/app/big-button-calculator-pro-lite/id1131056808/reviews)** |
| Number of ratings | **358K** | 14K |
| Positive reviews | 36.1% of reviews | **83.1% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 159 MB | 45 MB |
| Requires iOS | **15.0** | 15.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Impala Studios](https://appshunter.io/developer/1063279743) | [Cider Software LLC](https://appshunter.io/developer/465180756) |

## What reviewers say

### Calculator⁼

[App page](https://appshunter.io/ios/app/calculator/id487127942)

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

**Highlights:** Basic & Scientific Calculator, Live Currency Converter, History Tape, Equation Edit Function, Degrees or Radians Calculation, Memory Banks

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $0.49 | per 7 days |
| Monthly full access | $1.99 | per month |
| Weekly Premium Access | $1.99 | per 7 days |
| Limited Time Offer | $4.99 | per year |
| Premium Yearly | $5.99 | per year |
| Annual Premium Access | $9.99 | per year |
| Retro Theme Calculator' | $0.99 | one-time |
| Lifetime Full Access | $14.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 📊 Helpful history feature
- 💻 Versatile (basic and scientific)
- 🔍 Clear display and large buttons

**What reviewers complain about**

- 🤖 Intrusive and excessive ads
- 💰 Subscription model for ad-free version
- 🔄 Ads interrupting calculations
- 🕰️ Slow performance due to ads

**Reported bugs**

- History not always showing all entries
- Ads covering up parts of the screen
- Inability to close full-screen ads

**Requested features**

- Add fraction button
- Option to clear calculation history
- Ability to copy/paste results
- Customizable layout and themes


### 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 in-app purchases available.

### 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?

Big Button Calculator Pro Lite is rated higher. Calculator⁼ averages 4.6 out of 5 from 358K 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 monthly, 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.*