# Calculator Mate vs Tip Calculator SDG

The clearest difference is in-app purchases: Tip Calculator SDG at none against Calculator Mate's 6. Tip Calculator SDG also leads on iOS requirement (11.0 vs 14.0). Calculator Mate's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Calculator Mate sells 6 in-app purchases, starting at $1.99 per 7 days. Tip Calculator SDG asks for nothing beyond the download.

Calculator Mate ships an update every 19 months, Tip Calculator SDG every 12 months. The most recent releases landed on September 11, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Calculator Mate | Tip Calculator SDG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Every 12 months** |
| Size | 25 MB | 12 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LINATION TRADING LIMITED](https://appshunter.io/developer/1653062036) | [SDG CODE DOO NIS](https://appshunter.io/developer/1343251532) |

## What reviewers say

### Calculator Mate

[App page](https://appshunter.io/ios/app/calculator-mate-solve-problem/id6444201830)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator Unlimited | $1.99 | per 7 days |
| Calculator Unlimited | $2.99 | per 7 days |
| Calculator Unlimited | $4.99 | per month |
| Calculator Unlimited | $6.99 | per month |
| Calculator Unlimited | $16.99 | per year |
| Calculator Unlimited | $22.99 | per year |


### Tip Calculator SDG

[App page](https://appshunter.io/ios/app/tip-calculator-sdg/id6741415779)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Mate free?

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

### Is Tip Calculator SDG free?

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

### Do Calculator Mate or Tip Calculator SDG have ads?

Tip Calculator SDG shows ads; Calculator Mate does not.

### Which is updated more often, Calculator Mate or Tip Calculator SDG?

Calculator Mate ships an update every 19 months, and Tip Calculator SDG every 12 months. Most recently, Calculator Mate was updated on September 11, 2026 and Tip Calculator SDG on September 14, 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.*