# Mirai Fleet vs SDF

The clearest difference is update cadence: Mirai Fleet at every 3 weeks against SDF's every 4 months. On price, ads, 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.

Mirai Fleet ships an update every 3 weeks, SDF every 4 months. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Mirai Fleet | SDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Size | 44 MB | 42 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [RDA Renting](https://appshunter.io/developer/1586029285) | [Colegio de Escribanos de la Ciudad de Buenos Aires](https://appshunter.io/developer/1185879051) |

## What reviewers say

### Mirai Fleet

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

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

**In-app purchases:** none


### SDF

[App page](https://appshunter.io/ios/app/sdf/id6747388469)

**In-app purchases:** none


## Frequently asked questions

### Is Mirai Fleet free?

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

### Is SDF free?

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

### Do Mirai Fleet or SDF have ads?

Neither Mirai Fleet nor SDF shows ads.

### Which is updated more often, Mirai Fleet or SDF?

Mirai Fleet ships an update every 3 weeks, and SDF every 4 months. Most recently, Mirai Fleet was updated on October 4, 2026 and SDF on October 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*