# Calculator HD Pro Lite vs Simple Calculator.

The clearest difference is ratings volume: Calculator HD Pro Lite at 52K against Simple Calculator.'s 1.6K. Calculator HD Pro Lite also leads on review sentiment (77% vs 65%). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.6 for Calculator HD Pro Lite against 4.6 for Simple Calculator.. That said, the two scores are not equally well evidenced: Calculator HD Pro Lite has 52K ratings behind it against 1.6K, so its average is the more settled of the two. Written reviews are what separate them: 77% of Calculator HD Pro Lite's written reviews are positive against 65% of Simple Calculator.'s.

Calculator HD Pro Lite ships an update every 2 months, Simple Calculator. every 3 months. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Calculator HD Pro Lite | Simple Calculator. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (52K ratings)](https://appshunter.io/ios/app/calculator-hd-pro-lite/id571121141/reviews)** | [4.6 (1.6K ratings)](https://appshunter.io/ios/app/simple-calculator/id1324926551/reviews) |
| Number of ratings | **52K** | 1.6K |
| Positive reviews | **77.1% of reviews** | 65.1% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 47 MB | 5 MB |
| Requires iOS | **15.2** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cider Software LLC](https://appshunter.io/developer/465180756) | [tasser gyati](https://appshunter.io/developer/1324926550) |

## What reviewers say

### Calculator HD Pro Lite

[App page](https://appshunter.io/ios/app/calculator-hd-pro-lite/id571121141)

This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.

**Highlights:** Dual-line display, Calculation history, Full scientific functions, Customizable layouts and themes, Big buttons, Email history

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 📝 Keeps calculation history
- 💡 Customizable layout and themes
- 🔢 Large, clear numbers
- 🧮 Variety of functions (basic, scientific, etc.)

**What reviewers complain about**

- 💢 Intrusive ads, especially between calculations
- 🙄 Ads that are difficult to close
- 🤦‍♂️ Ads that interrupt workflow
- 🤑 Expensive to remove ads
- 🚫 Gambling ads

**Reported bugs**

- Calculation errors with very large numbers
- Crashes after recent update
- Decimal point displayed as comma

**Requested features**

- Dark mode option
- Ability to sync calculation history across devices
- More advanced math functions (e.g. dms/dd)
- Customizable button layout
- Ability to disable ads without paying


### Simple Calculator.

[App page](https://appshunter.io/ios/app/simple-calculator/id1324926551)

A straightforward calculator designed for speed and accuracy, mimicking classic pocket calculators. It offers real-world logic, business-focused calculations like cost, sell, and margin, and a clean interface for effortless use.

**Highlights:** Real-world logic, no forced order of operations, Running total display, Cost, sell, margin calculations, Add/subtract percentages in one step, Clean, intuitive interface with large buttons, Minimal, non-intrusive ads

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 💡 Supports percentage calculations
- 🚀 Fast and responsive
- 🔒 No security issues reported

**What reviewers complain about**

- 🐛 Occasional display issues with underline artifacts
- 📢 Intrusive ads in free version
- 💰 Paid version not clearly advertised

**Reported bugs**

- Incorrect calculation results in some cases
- Ads appearing during critical usage scenarios

**Requested features**

- Add a dedicated 'C' clear button
- Provide more customization options for key layout
- Implement a history/memory function


## Frequently asked questions

### Is Calculator HD Pro Lite free?

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

### Is Simple Calculator. free?

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

### Which has better reviews, Calculator HD Pro Lite or Simple Calculator.?

Calculator HD Pro Lite is rated higher. Calculator HD Pro Lite averages 4.6 out of 5 from 52K ratings, while Simple Calculator. averages 4.6 from 1.6K ratings.

### Do Calculator HD Pro Lite or Simple Calculator. have ads?

Both Calculator HD Pro Lite and Simple Calculator. show ads.

### Which is updated more often, Calculator HD Pro Lite or Simple Calculator.?

Calculator HD Pro Lite ships an update every 2 months, and Simple Calculator. every 3 months. Most recently, Calculator HD Pro Lite was updated on November 9, 2026 and Simple Calculator. on November 6, 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.*