# Good value calculator vs TANK TINKER

The clearest difference is ads: TANK TINKER at none against Good value calculator's shown. Good value calculator's advantage is update cadence (every 3 months vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Good value calculator ships an update every 3 months, TANK TINKER every 6 months. The most recent releases landed on September 5, 2026 and December 20, 2025 respectively.

## The numbers

| Metric | Good value calculator | TANK TINKER |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 6 months |
| Size | 28 MB | 166 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Yukihiro Morita](https://appshunter.io/developer/1320734281) | [Mostwell Limited](https://appshunter.io/developer/1689350683) |

## What reviewers say

### Good value calculator

[App page](https://appshunter.io/ios/app/good-value-calculator/id1349646286)

**Features:** macOS Compatibility

**In-app purchases:** none


### TANK TINKER

[App page](https://appshunter.io/ios/app/tank-tinker/id6449481063)

**In-app purchases:** none


## Frequently asked questions

### Is Good value calculator free?

Good value calculator is free to download, with no in-app purchases.

### Is TANK TINKER free?

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

### Do Good value calculator or TANK TINKER have ads?

Good value calculator shows ads; TANK TINKER does not.

### Which is updated more often, Good value calculator or TANK TINKER?

Good value calculator ships an update every 3 months, and TANK TINKER every 6 months. Most recently, Good value calculator was updated on September 5, 2026 and TANK TINKER on December 20, 2025.

---

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