# Infinity Book vs Mirai Fleet

Infinity Book and Mirai Fleet are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Infinity Book ships an update monthly, Mirai Fleet every 3 weeks. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Infinity Book | Mirai Fleet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 144 MB | 44 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Elfinbook SRL](https://appshunter.io/developer/6778315449) | [RDA Renting](https://appshunter.io/developer/1586029285) |

## What reviewers say

### Infinity Book

[App page](https://appshunter.io/ios/app/infinity-book/id6529560065)

**In-app purchases:** none


### Mirai Fleet

[App page](https://appshunter.io/ios/app/mirai-fleet/id6743756323)

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

**In-app purchases:** none


## Frequently asked questions

### Is Infinity Book free?

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

### Is Mirai Fleet free?

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

### Do Infinity Book or Mirai Fleet have ads?

Neither Infinity Book nor Mirai Fleet shows ads.

### Which is updated more often, Infinity Book or Mirai Fleet?

Infinity Book ships an update monthly, and Mirai Fleet every 3 weeks. Most recently, Infinity Book was updated on October 10, 2026 and Mirai Fleet on October 4, 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.*