# Coin FlipUp vs Stack Merge

The clearest difference is in-app purchases: Stack Merge at none against Coin FlipUp's 3. Coin FlipUp's advantage is update cadence (every 3 days vs every 2 weeks) and iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Coin FlipUp sells 3 one-off in-app purchases. Stack Merge asks for nothing beyond the download.

Coin FlipUp ships an update every 3 days, Stack Merge every 2 weeks. The most recent releases landed on October 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Coin FlipUp | Stack Merge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/coin-flipup/id6478380603/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 138 MB | 103 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Berat Oguz](https://appshunter.io/developer/1124816969) | [Rasel Hossain](https://appshunter.io/developer/1474211749) |

## What reviewers say

### Coin FlipUp

[App page](https://appshunter.io/ios/app/coin-flipup/id6478380603)

A casual puzzle game where players tap and hold coins to merge them and achieve in-game goals. Experience the satisfying feeling of accumulating wealth with every merge.

**Highlights:** Tap and hold to merge coins, Reach in-game goals, Satisfying coin accumulation, Casual puzzle gameplay, Simple tap mechanics

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200coin | $2.99 | one-time |
| 700coin | $9.99 | one-time |
| 2000coin | $24.99 | one-time |


### Stack Merge

[App page](https://appshunter.io/ios/app/stack-merge/id6478578678)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Coin FlipUp free?

Coin FlipUp is free to download, with in-app purchases available.

### Is Stack Merge free?

Stack Merge is free to download, with no in-app purchases.

### Do Coin FlipUp or Stack Merge have ads?

Both Coin FlipUp and Stack Merge show ads.

### Which is updated more often, Coin FlipUp or Stack Merge?

Coin FlipUp ships an update every 3 days, and Stack Merge every 2 weeks. Most recently, Coin FlipUp was updated on October 8, 2026 and Stack Merge on September 24, 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.*