# Solves vs OpenTicketScanner

The clearest difference is in-app purchases: OpenTicketScanner at none against Solves's 6. Solves's advantage is device support (5 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Solves sells 6 one-off in-app purchases. OpenTicketScanner asks for nothing beyond the download.

## The numbers

| Metric | Solves | OpenTicketScanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (381 ratings)](https://appshunter.io/ios/app/solves-calculator-for-all/id1394359548/reviews)** | — |
| Number of ratings | **381** | — |
| Positive reviews | 90.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 82 MB | 39 MB |
| Requires iOS | **15** | 16.4 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Barinov](https://appshunter.io/developer/1394359547) | [Fruitcake Studio](https://appshunter.io/developer/551752397) |

## What reviewers say

### Solves

[App page](https://appshunter.io/ios/app/solves-calculator-for-all/id1394359548)

A powerful and versatile calculator for all your Apple devices. Edit complex expressions, sync history across devices, and enjoy a clean, ad-free experience. Unlock advanced features like unit conversion and fraction support with an optional upgrade.

**Highlights:** Edit expressions without limitations, Instant results, Sync calculation history across devices, Unit conversion (currencies, physical units), Fraction support, Customizable themes

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip Option #1 | $0.99 | one-time |
| Tip Option #2 | $1.99 | one-time |
| Tip Option #3 | $4.99 | one-time |
| Tip Option #4 | $9.99 | one-time |
| Solves+ | $9.99 | one-time |
| Tip Option #5 | $19.99 | one-time |

**What reviewers like**

- 👍 Excellent calculator app
- 🚀 Smooth and responsive
- 🔒 No ads or data collection
- 💡 Useful features like history, comments, and unit conversions
- 👍 Clean and intuitive design

**What reviewers complain about**

- 🐛 Occasional crashes or bugs after updates
- 🐛 Issues with certain mathematical operations
- 🐛 Family sharing not working properly
- 🐛 Lag or performance issues on some devices
- 💡 Desire for more advanced features like fractions, base conversions

**Reported bugs**

- Crashes when pressing certain buttons
- Issues with parsing complex expressions
- Incorrect results for some calculations
- Problems with history clearing or syncing

**Requested features**

- Add support for fractions and mixed numbers
- Implement a widget for quick access
- Allow resizing the app window on Mac
- Provide more customization options
- Add support for Apple Watch


### OpenTicketScanner

[App page](https://appshunter.io/ios/app/openticketscanner/id6784664554)

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

**In-app purchases:** none


## Frequently asked questions

### Is Solves free?

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

### Is OpenTicketScanner free?

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

### Do Solves or OpenTicketScanner have ads?

Neither Solves nor OpenTicketScanner shows ads.

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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.*