# Drobot vs YUSEONG

The clearest difference is rating: YUSEONG at 5.0 against Drobot's 4.3. Drobot's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. YUSEONG sells 1 one-off in-app purchase. Drobot asks for nothing beyond the download.

YUSEONG holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Drobot ships an update every 3 months, YUSEONG every 2 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Drobot | YUSEONG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/drobot/id1453691042/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yuseong/id1457500694/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 44 MB | 110 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Masayoshi Teshima](https://appshunter.io/developer/768526731) | [gon lee](https://appshunter.io/developer/929736378) |

## What reviewers say

### Drobot

[App page](https://appshunter.io/ios/app/drobot/id1453691042)

Engage in a 360-degree space shooter where you fire backwards to defeat mysterious creatures. Upgrade your character between waves to become stronger and clear all levels to restore peace. Features include a unique shooting mechanic and a variety of unlockable color palettes.

**Highlights:** Backwards-firing 360-degree shooting, Upgrade system for character strength, Ten-second waves with numerous enemies, Dash ability with energy charge, Unlockable color palettes

**In-app purchases:** none


### YUSEONG

[App page](https://appshunter.io/ios/app/yuseong/id1457500694)

Pilot a space fighter to destroy incoming meteors and protect Earth. Engage in fast-paced combat with simple one-touch controls and strategic power-ups. Survive the endless meteor storm and see how long you can defend the planet.

**Highlights:** One-touch tap controls, Sequential bullet firing, Meteor color change mechanic, Protective shield power-up, Twin Shot skill activation, Gradual Earth recovery

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ADS OFF | $1.99 | one-time |


## Frequently asked questions

### Is Drobot free?

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

### Is YUSEONG free?

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

### Which has better reviews, Drobot or YUSEONG?

YUSEONG is rated higher. Drobot averages 4.3 out of 5 from 3 ratings, while YUSEONG averages 5.0 from 1 ratings.

### Do Drobot or YUSEONG have ads?

YUSEONG shows ads; Drobot does not.

### Which is updated more often, Drobot or YUSEONG?

Drobot ships an update every 3 months, and YUSEONG every 2 months. Most recently, Drobot was updated on October 3, 2026 and YUSEONG on October 7, 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.*