# CalConvert vs THB Exchange Info

The clearest difference is price: THB Exchange Info at Free against CalConvert's $24.99. THB Exchange Info also leads on update cadence (every 3 days vs every 5 weeks). CalConvert's advantage is in-app purchases (none vs 2) and ads (none vs shown). On iOS requirement there is nothing between them.

THB Exchange Info is free to download; CalConvert costs $24.99 up front. THB Exchange Info sells 2 in-app purchases, starting at $0.99 per 7 days. CalConvert asks for nothing beyond the download.

CalConvert ships an update every 5 weeks, THB Exchange Info every 3 days. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | CalConvert | THB Exchange Info |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Rating | **[4.6 (299 ratings)](https://appshunter.io/ios/app/calconvert-pro-calculator/id420224323/reviews)** | — |
| Number of ratings | **299** | — |
| Positive reviews | 75.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Paid | — |
| Best chart rank | **#198** | — |
| Size | 267 MB | 50 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Maple Media Apps, LLC](https://appshunter.io/developer/1289801633) | [The Rhipidon Society](https://appshunter.io/developer/1869191854) |

## What reviewers say

### CalConvert

[App page](https://appshunter.io/ios/app/calconvert-pro-calculator/id420224323)

**Currently charting:** #198 Top Paid · Finance (US App Store)

This app offers a powerful scientific calculator, extensive unit conversion capabilities across dozens of categories, and real-time foreign exchange rates for over 150 currencies. It also includes a world clock and convenient home screen widgets for quick access to its functions.

**Highlights:** Advanced scientific calculator, Extensive unit conversions (600+ units), Real-time currency exchange rates (150+ currencies), World Clock functionality, Home screen widgets for quick access, Calculation history tape

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

**In-app purchases:** none

**What reviewers like**

- 👍 Comprehensive and easy to use
- 🎨 Variety of skins/themes
- 💻 Works great on iPad
- ⚙️ Powerful scientific/conversion features
- 🔍 Clear and readable display

**What reviewers complain about**

- 🐛 Bugs with screen layout and display issues
- 🔄 Slow startup/loading times
- 🔧 Lack of updates and maintenance
- 🔊 Audio focus issues with other apps
- 🔒 Lack of Retina support in paid version

**Reported bugs**

- Screen layout issues in iPad portrait mode
- Inconsistent behavior when switching between portrait and landscape
- Paid version lacks Retina display support

**Requested features**

- Add widget support for quick calculations
- Implement fraction and tip calculator features
- Expand scientific functions for Apple Watch
- Improve memory management and performance
- Add customization options like dark mode


### THB Exchange Info

[App page](https://appshunter.io/ios/app/thb-exchange-info/id6757833739)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan (3-Day Free Trial) | $0.99 | per 7 days |
| Monthly Plan | $1.39 | per month |


## Frequently asked questions

### Is CalConvert free?

CalConvert costs $24.99, with no in-app purchases.

### Is THB Exchange Info free?

THB Exchange Info is free to download, with in-app purchases available.

### Do CalConvert or THB Exchange Info have ads?

THB Exchange Info shows ads; CalConvert does not.

### Which is updated more often, CalConvert or THB Exchange Info?

CalConvert ships an update every 5 weeks, and THB Exchange Info every 3 days. Most recently, CalConvert was updated on October 24, 2026 and THB Exchange Info on October 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*