# DRONE STAR vs Otus Game

The clearest difference is update cadence: Otus Game at every 2 weeks against DRONE STAR's every 3 months. DRONE STAR's advantage is iOS requirement (9.0 vs 12.0). 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.

DRONE STAR ships an update every 3 months, Otus Game every 2 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | DRONE STAR | Otus Game |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 368 MB | 174 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ORSO Inc.](https://appshunter.io/developer/823469588) | [EDENLUX Corp.](https://appshunter.io/developer/1443712682) |

## What reviewers say

### DRONE STAR

[App page](https://appshunter.io/ios/app/drone-star/id1206657296)

**In-app purchases:** none


### Otus Game

[App page](https://appshunter.io/ios/app/otus-game/id6476952932)

Engage in a variety of games designed to improve eye health and vision. Requires membership and eye score measurement through a companion app to begin playing.

**Highlights:** Eye exercise games, Vision improvement focus, Requires Otus Plus membership, Eye score measurement integration, Suitable for tired eyes

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

**In-app purchases:** none


## Frequently asked questions

### Is DRONE STAR free?

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

### Is Otus Game free?

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

### Do DRONE STAR or Otus Game have ads?

Neither DRONE STAR nor Otus Game shows ads.

### Which is updated more often, DRONE STAR or Otus Game?

DRONE STAR ships an update every 3 months, and Otus Game every 2 weeks. Most recently, DRONE STAR was updated on November 2, 2026 and Otus Game on November 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.*