# Alien Robot vs Grow Tank Master

The clearest difference is review sentiment: Grow Tank Master at 100% against Alien Robot's 0%. Grow Tank Master also leads on rating (4.0 vs 1.5) and update cadence (every 3 months vs every 34 months). Alien Robot's advantage is in-app purchases (none vs 11) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. Grow Tank Master sells 11 one-off in-app purchases. Alien Robot asks for nothing beyond the download.

Grow Tank Master holds the better App Store score, 4.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 0% of Alien Robot's written reviews are positive against 100% of Grow Tank Master's.

Alien Robot ships an update every 34 months, Grow Tank Master every 3 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Alien Robot | Grow Tank Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/alien-robot/id943794563/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/grow-tank-master/id6553980511/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 34 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 35 MB | 174 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [国财 胡](https://appshunter.io/developer/796061213) | [gitae park](https://appshunter.io/developer/752748893) |

## What reviewers say

### Alien Robot

[App page](https://appshunter.io/ios/app/alien-robot/id943794563)

This is a fun, casual puzzle game with gorgeous graphics and themed levels. Players must solve challenges and pass hurdles to advance through levels as quickly as possible. It supports phones and tablets and is free to play.

**Highlights:** Casual puzzle gameplay, Themed levels, Gorgeous graphics, Challenging hurdles, Supports phones and tablets, Constantly updated levels

**Features:** macOS Compatibility

**In-app purchases:** none


### Grow Tank Master

[App page](https://appshunter.io/ios/app/grow-tank-master/id6553980511)

Engage in a retro pixel art idle clicker game where you tap to defeat enemies and zombies. Build and collect various tanks, drones, canons, and shells, and gather survivors to enhance your abilities. This offline game offers automatic attacks and powerful boss battles.

**Highlights:** Automatic attack without touching the screen, Manufacture and collection of various tanks, Collecting production of canons and shells, Variety of tank skills, Gather survivors to strengthen abilities, Defeat powerful bosses, Offline play

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GEM PACK1 | $1.99 | one-time |
| STARTER PACK | $4.99 | one-time |
| GEM PACK2 | $4.99 | one-time |
| ADS PACK | $4.99 | one-time |
| Item Package 2 | $4.99 | one-time |
| LEVEL PACK 1 | $9.99 | one-time |
| LEVEL PACK 2 | $9.99 | one-time |
| Item Package 3 | $9.99 | one-time |
| GEM PACK3 | $19.99 | one-time |
| PREMIUM PACK | $29.99 | one-time |
| GEM PACK4 | $49.99 | one-time |


## Frequently asked questions

### Is Alien Robot free?

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

### Is Grow Tank Master free?

Grow Tank Master is free to download, with in-app purchases available.

### Which has better reviews, Alien Robot or Grow Tank Master?

Grow Tank Master is rated higher. Alien Robot averages 1.5 out of 5 from 2 ratings, while Grow Tank Master averages 4.0 from 4 ratings.

### Do Alien Robot or Grow Tank Master have ads?

Grow Tank Master shows ads; Alien Robot does not.

### Which is updated more often, Alien Robot or Grow Tank Master?

Alien Robot ships an update every 34 months, and Grow Tank Master every 3 months. Most recently, Alien Robot was updated on October 24, 2026 and Grow Tank Master on October 21, 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.*