# Block Tower vs Number Merge

The clearest difference is in-app purchases: Number Merge at none against Block Tower's 10. Number Merge also leads on iOS requirement (15.0 vs 26.0). Block Tower's advantage is update cadence (every 6 weeks vs every 15 months). On price, ads and device support there is nothing between them.

Both are free to download. Block Tower sells 10 in-app purchases, starting at $1.99 per 7 days. Number Merge asks for nothing beyond the download.

Block Tower ships an update every 6 weeks, Number Merge every 15 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Block Tower | Number Merge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/block-tower-stack-builder/id1146253957/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 15 months |
| Monetization | Freemium | — |
| Size | 97 MB | 27 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sandeep Bhandari](https://appshunter.io/developer/794284640) | [Blossom Labs](https://appshunter.io/developer/1723890403) |

## What reviewers say

### Block Tower

[App page](https://appshunter.io/ios/app/block-tower-stack-builder/id1146253957)

Build a towering structure by precisely dropping blocks one at a time. Master perfect landings to recover width and achieve new heights. Enjoy quick stacking rounds with local best tracking and customizable themes.

**Highlights:** One-tap block dropping, Perfect landing rewards, Local high score tracking, Multiple game modes, Seasonal themes, Widget integration

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Pro Weekly | $4.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription Discount | $14.99 | per year |
| Yearly Subscription Sale | $14.99 | per year |
| Yearly Subscription Special | $19.99 | per year |
| Pro Annual | $29.99 | per year |
| Yearly Subscription | $29.99 | per year |
| Forever Pro Discount | $79.99 | one-time |
| Forever Pro | $99.99 | one-time |


### Number Merge

[App page](https://appshunter.io/ios/app/number-merge-maths-puzzle/id6499236432)

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

**In-app purchases:** none


## Frequently asked questions

### Is Block Tower free?

Block Tower is free to download, with in-app purchases available.

### Is Number Merge free?

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

### Do Block Tower or Number Merge have ads?

Both Block Tower and Number Merge show ads.

### Which is updated more often, Block Tower or Number Merge?

Block Tower ships an update every 6 weeks, and Number Merge every 15 months. Most recently, Block Tower was updated on November 2, 2026 and Number Merge on October 30, 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.*