# PCalc Lite vs Calc²

The clearest difference is rating: Calc² at 5.0 against PCalc Lite's 4.4. Calc² also leads on in-app purchases (none vs 11) and update cadence (every 11 days vs every 2 months). PCalc Lite's advantage is ratings volume (214 vs 2). On price, ads and device support there is nothing between them.

Both are free to download. PCalc Lite sells 11 one-off in-app purchases. Calc² asks for nothing beyond the download.

Calc² holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: PCalc Lite has 214 ratings behind it against 2, so its average is the more settled of the two.

PCalc Lite ships an update every 2 months, Calc² every 11 days. The most recent releases landed on September 28, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | PCalc Lite | Calc² |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (214 ratings)](https://appshunter.io/ios/app/pcalc-lite/id300311831/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calc/id1330270164/reviews)** |
| Number of ratings | **214** | 2 |
| Positive reviews | 82.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 76 MB | 24 MB |
| Requires iOS | 15.0 | **11.2** |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [TLA Systems Ltd.](https://appshunter.io/developer/284666225) | [Manar Alhamdy](https://appshunter.io/developer/886179203) |

## What reviewers say

### PCalc Lite

[App page](https://appshunter.io/ios/app/pcalc-lite/id300311831)

This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.

**Highlights:** Optional RPN mode, Multiple undo and redo, Unit conversions and constants, Two stylish themes, Apple Watch app

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Theme Pack | $0.99 | one-time |
| Power User Pack | $0.99 | one-time |
| Multiple Line Pack | $0.99 | one-time |
| Conversion Pack | $0.99 | one-time |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Programmer Pack | $2.99 | one-time |
| Engineer Pack | $2.99 | one-time |
| Large Tip | $4.99 | one-time |
| Complete Pack | $9.99 | one-time |
| Enormous Tip | $9.99 | one-time |

**What reviewers like**

- 🚀 Fast and responsive
- 👍 Clean and intuitive interface
- 💡 Customizable themes and settings
- 🚀 Efficient performance
- 👍 Useful conversion tools

**What reviewers complain about**

- 🐛 Occasional lags and crashes
- 🔒 Lack of dark mode support
- 🔒 Inconsistent icon appearance after upgrades
- 🔒 Limitations in RPN mode on Apple Watch
- 🔒 Lack of financial calculator functions

**Reported bugs**

- Calculations sometimes produce unexpected results
- Upside-down text censorship feature is problematic
- Purchased features not always accessible on Apple Watch

**Requested features**

- Add option to display thousands separators
- Implement a history function to review past calculations
- Provide more customization options for the widget
- Add support for sexagesimal angle input and conversion


### Calc²

[App page](https://appshunter.io/ios/app/calc/id1330270164)

A customizable, one-handed calculator designed for iPad. Easily switch layouts for left-handed use and adjust decimal places and animations. Personalize themes that also change the app icon.

**Highlights:** One-handed typing support, Left-handed layout option, Copy/Paste functionality, Calculation history, Customizable themes and app icons, Adjustable decimal places, Adjustable animations

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

**In-app purchases:** none


## Frequently asked questions

### Is PCalc Lite free?

PCalc Lite is free to download, with in-app purchases available.

### Is Calc² free?

Calc² is free to download, with no in-app purchases.

### Which has better reviews, PCalc Lite or Calc²?

Calc² is rated higher. PCalc Lite averages 4.4 out of 5 from 214 ratings, while Calc² averages 5.0 from 2 ratings.

### Do PCalc Lite or Calc² have ads?

Neither PCalc Lite nor Calc² shows ads.

### Which is updated more often, PCalc Lite or Calc²?

PCalc Lite ships an update every 2 months, and Calc² every 11 days. Most recently, PCalc Lite was updated on September 28, 2026 and Calc² on September 18, 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.*