# Fun Differences vs Bottle Sort Relay

The clearest difference is in-app purchases: Fun Differences at none against Bottle Sort Relay's 1. Fun Differences also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). Bottle Sort Relay's advantage is update cadence (every 2 days vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Bottle Sort Relay sells 1 one-off in-app purchase. Fun Differences asks for nothing beyond the download.

Fun Differences ships an update every 4 months, Bottle Sort Relay every 2 days. The most recent releases landed on September 22, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Fun Differences | Bottle Sort Relay |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 days** |
| Size | 117 MB | 7 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Maria Saleem](https://appshunter.io/developer/1764819388) | [Edson Braz](https://appshunter.io/developer/1863281743) |

## What reviewers say

### Fun Differences

[App page](https://appshunter.io/ios/app/fun-differences-5-differences/id6478085780)

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

**In-app purchases:** none


### Bottle Sort Relay

[App page](https://appshunter.io/ios/app/bottle-sort-relay/id6759303667)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $1.99 | one-time |


## Frequently asked questions

### Is Fun Differences free?

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

### Is Bottle Sort Relay free?

Bottle Sort Relay is free to download, with in-app purchases available.

### Do Fun Differences or Bottle Sort Relay have ads?

Bottle Sort Relay shows ads; Fun Differences does not.

### Which is updated more often, Fun Differences or Bottle Sort Relay?

Fun Differences ships an update every 4 months, and Bottle Sort Relay every 2 days. Most recently, Fun Differences was updated on September 22, 2026 and Bottle Sort Relay on September 25, 2026.

---

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