# Xmart Calculator Pro vs Calctan

Xmart Calculator Pro and Calctan both sit at 4.4 stars, but that hides the real split: 85% of Xmart Calculator Pro's written reviews are positive against 29% of Calctan's. Xmart Calculator Pro also leads on update cadence (every 6 weeks vs every 3 months) and device support (4 vs 2). Calctan's advantage is price (Free vs $5.99). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Calctan is free to download; Xmart Calculator Pro costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.4 for Xmart Calculator Pro against 4.5 for Calctan. Both are backed by a comparable volume of ratings — 153 and 61 respectively. Written reviews are what separate them: 85% of Xmart Calculator Pro's written reviews are positive against 29% of Calctan's.

Xmart Calculator Pro ships an update every 6 weeks, Calctan every 3 months. The most recent releases landed on November 6, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Xmart Calculator Pro | Calctan |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [4.4 (153 ratings)](https://appshunter.io/ios/app/xmart-calculator-pro/id827740598/reviews) | **[4.5 (61 ratings)](https://appshunter.io/ios/app/calctan/id1445480535/reviews)** |
| Number of ratings | **153** | 61 |
| Positive reviews | **85.5% of reviews** | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Paid | **Free** |
| Size | 13 MB | 9 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [XHLIU](https://appshunter.io/developer/460419472) | [Jorge Lozada](https://appshunter.io/developer/421852863) |

## What reviewers say

### Xmart Calculator Pro

[App page](https://appshunter.io/ios/app/xmart-calculator-pro/id827740598)

This app functions as an intelligent, programmable calculator that allows users to define custom algebraic functions. It provides instant results as expressions are updated and offers step-by-step calculation traceability. Users can save, recall, and share their calculation history.

**Highlights:** Define custom algebraic functions, Instant calculation results, Step-by-step calculation traceability, Save and recall calculation history, Configurable appearance (colors, fonts), Includes a mortgage calculator

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

**In-app purchases:** none

**What reviewers like**

- 💾 History saving and recall functionality
- 👍 User-friendly and intuitive interface
- 🎨 Customizable colors and themes
- 💡 Custom function creation and storage
- 🚀 Fast and efficient calculations

**What reviewers complain about**

- 🐛 Glitches with equals button reuse
- 🐛 Preferences window opens unexpectedly
- 📱 iPad landscape-only orientation limitation
- 🐛 Percentage calculations don't work on-the-fly
- 🐛 Decimal multiplication errors (.15*.80)

**Reported bugs**

- Illegal character error when reusing equals button result
- Preferences dialog opens on equals button tap
- Save button disappeared in history feature
- Percentage key calculations malfunction
- Decimal multiplication errors

**Requested features**

- Fraction form results display
- RPN (Reverse Polish Notation) support
- Better iPad screen optimization
- Decimal input accepting '.2' as '0.2'
- Smart decimal place display


### Calctan

[App page](https://appshunter.io/ios/app/calctan/id1445480535)

This app offers a high-precision scientific and financial calculator with a smart formula workspace and an auditable tape for tracking calculations. It's designed for students and professionals needing to edit complex expressions, manage finances, and export reports.

**Highlights:** Smart formula editing with tap-to-edit cursor, Undo/Redo functionality, Advanced scientific math functions, Auditable calculation tape, Exportable reports via AirPrint/PDF, iCloud sync across devices

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

**In-app purchases:** none


## Frequently asked questions

### Is Xmart Calculator Pro free?

Xmart Calculator Pro costs $5.99, with no in-app purchases.

### Is Calctan free?

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

### Which has better reviews, Xmart Calculator Pro or Calctan?

Calctan is rated higher. Xmart Calculator Pro averages 4.4 out of 5 from 153 ratings, while Calctan averages 4.5 from 61 ratings.

### Do Xmart Calculator Pro or Calctan have ads?

Neither Xmart Calculator Pro nor Calctan shows ads.

### Which is updated more often, Xmart Calculator Pro or Calctan?

Xmart Calculator Pro ships an update every 6 weeks, and Calctan every 3 months. Most recently, Xmart Calculator Pro was updated on November 6, 2026 and Calctan on November 11, 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.*