# CALC~blocks vs Math Countdown

The clearest difference is rating: CALC~blocks at 4.0 against Math Countdown's 2.0. CALC~blocks also leads on ratings volume (4 vs 1) and iOS requirement (9.0 vs 13.0). Math Countdown's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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.

CALC~blocks holds the better App Store score, 4.0 against 2.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

CALC~blocks ships an update every 3 weeks, Math Countdown monthly. The most recent releases landed on September 21, 2026 and June 23, 2026 respectively.

## The numbers

| Metric | CALC~blocks | Math Countdown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/calcblocks/id1229303760/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/math-countdown/id1460485494/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 65.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Ad-supported | **Free** |
| Size | 31 MB | 32 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [QQ TSUBASA](https://appshunter.io/developer/568750169) | [Mikhail Razin](https://appshunter.io/developer/1460485493) |

## What reviewers say

### CALC~blocks

[App page](https://appshunter.io/ios/app/calcblocks/id1229303760)

A block math puzzle game where you calculate math results to clear blocks, similar to Tetris. Aim for combos and higher scores by clearing blocks quickly and correctly. Enjoy different difficulty levels and play offline.

**Highlights:** Block math puzzle gameplay, Calculate math results to clear blocks, Combo shots for higher scores, Multiple difficulty levels, Offline play supported, Visual effects

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

**In-app purchases:** none


### Math Countdown

[App page](https://appshunter.io/ios/app/math-countdown/id1460485494)

Practice your math skills with this engaging game. Solve problems against the clock before time runs out. Improve your counting abilities in a fun, fast-paced environment.

**Highlights:** Timed problem solving, Improve counting skills, Fast-paced gameplay, Countdown timer, Engaging challenges

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CALC~blocks free?

CALC~blocks is free to download, with no in-app purchases.

### Is Math Countdown free?

Math Countdown is free to download, with no in-app purchases.

### Which has better reviews, CALC~blocks or Math Countdown?

CALC~blocks is rated higher. CALC~blocks averages 4.0 out of 5 from 4 ratings, while Math Countdown averages 2.0 from 1 ratings.

### Do CALC~blocks or Math Countdown have ads?

CALC~blocks shows ads; Math Countdown does not.

### Which is updated more often, CALC~blocks or Math Countdown?

CALC~blocks ships an update every 3 weeks, and Math Countdown monthly. Most recently, CALC~blocks was updated on September 21, 2026 and Math Countdown on June 23, 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.*