# CoinMath vs Zelda Nihongo

The clearest difference is in-app purchases: CoinMath at none against Zelda Nihongo's 1. Zelda Nihongo's advantage is update cadence (every 5 days vs every 4 months) and iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Zelda Nihongo sells 1 in-app purchase, starting at $24.99 per year. CoinMath asks for nothing beyond the download.

CoinMath ships an update every 4 months, Zelda Nihongo every 5 days. The most recent releases landed on September 19, 2026 and July 31, 2026 respectively.

## The numbers

| Metric | CoinMath | Zelda Nihongo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/coinmath-mining-network/id6482423453/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 95 MB | 529 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [PILLLENS, Inc](https://appshunter.io/developer/1739811774) | [Duy Nguyen Anh](https://appshunter.io/developer/1153555818) |

## What reviewers say

### CoinMath

[App page](https://appshunter.io/ios/app/coinmath-mining-network/id6482423453)

Engage in a simulated cryptocurrency mining experience with a focus on building a network of referrals. Earn simulated energy and climb ranks through strategic interactions and a dual-tier referral system. Enjoy a sleek, dark-mode interface designed for performance and aesthetics.

**Highlights:** Simulated crypto mining, Dual-tier referral system, One-tap reward claiming, Cloud progress syncing, High-performance design, Dark mode interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Zelda Nihongo

[App page](https://appshunter.io/ios/app/zelda-nihongo-learn-japanese/id6759819458)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Year Premium Access | $24.99 | per year |


## Frequently asked questions

### Is CoinMath free?

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

### Is Zelda Nihongo free?

Zelda Nihongo is free to download, with in-app purchases available.

### Do CoinMath or Zelda Nihongo have ads?

Neither CoinMath nor Zelda Nihongo shows ads.

### Which is updated more often, CoinMath or Zelda Nihongo?

CoinMath ships an update every 4 months, and Zelda Nihongo every 5 days. Most recently, CoinMath was updated on September 19, 2026 and Zelda Nihongo on July 31, 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.*