# Calculator 17 vs Split Fuel

The clearest difference is in-app purchases: Calculator 17 at none against Split Fuel's 1. Calculator 17 also leads on ads (none vs shown). Split Fuel's advantage is iOS requirement (13.0 vs 16.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Split Fuel sells 1 one-off in-app purchase. Calculator 17 asks for nothing beyond the download.

Calculator 17 ships an update every 4 days, Split Fuel weekly. The most recent releases landed on September 25, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Calculator 17 | Split Fuel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (971 ratings)](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902/reviews)** | — |
| Number of ratings | **971** | — |
| Positive reviews | 21.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free | — |
| Size | 5 MB | 38 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AI APPS SRL](https://appshunter.io/developer/1697892814) | [Samuel Blackburn](https://appshunter.io/developer/1601418735) |

## What reviewers say

### Calculator 17

[App page](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902)

This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.

**Highlights:** User-friendly interface, Basic and scientific modes, Home screen widget, LiveActivity Standby for iPhone, Calculation history, Customizable themes

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient and easy to use
- 💡 Excellent free app

**What reviewers complain about**

- 🐛 Keyboard not functioning properly
- 🐛 Widget not working or slow
- 🐛 Screen sizing issues
- 🐛 Only works in portrait mode on iPad

**Reported bugs**

- Widget shows up blank
- Numerical display is cut off
- Significant delay between key presses and display update

**Requested features**

- Add landscape mode support
- Improve widget responsiveness
- Increase bracket functionality


### Split Fuel

[App page](https://appshunter.io/ios/app/split-fuel/id6749623229)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Calculator 17 free?

Calculator 17 is free to download, with no in-app purchases.

### Is Split Fuel free?

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

### Do Calculator 17 or Split Fuel have ads?

Split Fuel shows ads; Calculator 17 does not.

### Which is updated more often, Calculator 17 or Split Fuel?

Calculator 17 ships an update every 4 days, and Split Fuel weekly. Most recently, Calculator 17 was updated on September 25, 2026 and Split Fuel on September 12, 2026.

---

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