# Change Calculator vs OYO Communities

The clearest difference is update cadence: OYO Communities at every 3 weeks against Change Calculator's every 32 months. OYO Communities also leads on iOS requirement (13.4 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Change Calculator ships an update every 32 months, OYO Communities every 3 weeks. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Change Calculator | OYO Communities |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (15 ratings)](https://appshunter.io/ios/app/change-calculator/id367338685/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 1 MB | 38 MB |
| Requires iOS | 17.0 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alain Stulz](https://appshunter.io/developer/899533224) | [OYO Communities](https://appshunter.io/developer/1775442599) |

## What reviewers say

### Change Calculator

[App page](https://appshunter.io/ios/app/change-calculator/id367338685)

Quickly calculate the correct change to give for any transaction. Ideal for cashiers, small businesses, or personal use to ensure accuracy at the point of sale.

**Highlights:** Calculate change in seconds, Enter total bill amount, Tap amount paid, Immediate change display, Useful for sales and businesses

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

**In-app purchases:** none


### OYO Communities

[App page](https://appshunter.io/ios/app/oyo-communities/id6737236404)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Change Calculator free?

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

### Is OYO Communities free?

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

### Do Change Calculator or OYO Communities have ads?

Neither Change Calculator nor OYO Communities shows ads.

### Which is updated more often, Change Calculator or OYO Communities?

Change Calculator ships an update every 32 months, and OYO Communities every 3 weeks. Most recently, Change Calculator was updated on October 21, 2026 and OYO Communities on October 10, 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.*