# Down to Zero vs Count Up

The clearest difference is in-app purchases: Count Up at none against Down to Zero's 1. Count Up also leads on ads (none vs shown) and update cadence (every 10 days vs every 3 months). Down to Zero's advantage is iOS requirement (12.0 vs 16.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Down to Zero sells 1 one-off in-app purchase. Count Up asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Down to Zero against 5.0 for Count Up. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Down to Zero ships an update every 3 months, Count Up every 10 days. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Down to Zero | Count Up |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/down-to-zero/id952397806/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/count-up-math-game/id1431894510/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 92 MB | 22 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Henrique Silva](https://appshunter.io/developer/492945915) | [Mento Apps Ltd](https://appshunter.io/developer/1428570991) |

## What reviewers say

### Down to Zero

[App page](https://appshunter.io/ios/app/down-to-zero/id952397806)

An addictive brain teaser game designed to enhance your IQ and cognitive skills. Progress through increasing difficulty levels and unlock 10 ranks, offering endless replayability and a fun mental workout.

**Highlights:** Easy to learn gameplay, Fun and addictive mechanics, 10 ranks to level up, Endless replay value, Brain exercise, IQ improvement

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | one-time |


### Count Up

[App page](https://appshunter.io/ios/app/count-up-math-game/id1431894510)

This math puzzle game challenges your mind by combining number tiles and operators to reach target totals. It helps improve mental arithmetic and problem-solving skills with no time pressure. Play offline, unlock achievements, and enjoy various grid sizes.

**Highlights:** Boost mental arithmetic, Master addition, subtraction, multiplication, division, Play offline, Unlock achievements, Multiple grid sizes, Progress tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Down to Zero free?

Down to Zero is free to download, with in-app purchases available.

### Is Count Up free?

Count Up is free to download, with no in-app purchases.

### Which has better reviews, Down to Zero or Count Up?

Down to Zero and Count Up are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Down to Zero or Count Up have ads?

Down to Zero shows ads; Count Up does not.

### Which is updated more often, Down to Zero or Count Up?

Down to Zero ships an update every 3 months, and Count Up every 10 days. Most recently, Down to Zero was updated on October 3, 2026 and Count Up on October 6, 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.*