# Better Calculator vs Zero

The clearest difference is review sentiment: Zero at 100% against Better Calculator's 42%. Zero also leads on rating (5.0 vs 3.1) and iOS requirement (12.0 vs 15.0). Better Calculator's advantage is update cadence (weekly vs every 22 months) and device support (4 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zero holds the better App Store score, 5.0 against 3.1. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews point the same way: 42% of Better Calculator's written reviews are positive against 100% of Zero's.

Better Calculator ships an update weekly, Zero every 22 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Better Calculator | Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (7 ratings)](https://appshunter.io/ios/app/better-calculator/id1118056690/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zero-sum-game-calculator/id1536945062/reviews)** |
| Number of ratings | **7** | 2 |
| Positive reviews | 41.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 22 months |
| Monetization | Free | Free |
| Size | 1 MB | 9 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joachim Neumann](https://appshunter.io/developer/741515887) | [Troy McCurry](https://appshunter.io/developer/1536945064) |

## What reviewers say

### Better Calculator

[App page](https://appshunter.io/ios/app/better-calculator/id1118056690)

Perform calculations with extreme precision, supporting up to one million digits. This open-source tool is ideal for complex mathematical tasks.

**Highlights:** High precision calculations, Up to one million digits, Open source, Bug reporting via GitHub

**In-app purchases:** none


### Zero

[App page](https://appshunter.io/ios/app/zero-sum-game-calculator/id1536945062)

This tool helps calculate the optimal strategy allocation for two players in a zero-sum game. Input your strategies, and it will determine the frequency each should be used for sports, politics, or military scenarios.

**Highlights:** Zero-sum game strategy calculation, Optimal allocation determination, Supports sports, politics, military, Frequency of strategy employment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Better Calculator free?

Better Calculator is free to download, with no in-app purchases.

### Is Zero free?

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

### Which has better reviews, Better Calculator or Zero?

Zero is rated higher. Better Calculator averages 3.1 out of 5 from 7 ratings, while Zero averages 5.0 from 2 ratings.

### Do Better Calculator or Zero have ads?

Neither Better Calculator nor Zero shows ads.

### Which is updated more often, Better Calculator or Zero?

Better Calculator ships an update weekly, and Zero every 22 months. Most recently, Better Calculator was updated on November 2, 2026 and Zero on November 3, 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.*