# RobotVSAlien vs BeetleWorm

The clearest difference is ads: RobotVSAlien at none against BeetleWorm's shown. RobotVSAlien also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (7.0 vs 13.0). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. RobotVSAlien sells 1 one-off in-app purchase and BeetleWorm sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

RobotVSAlien ships an update every 2 weeks, BeetleWorm every 3 months. The most recent releases landed on October 4, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | RobotVSAlien | BeetleWorm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/robotvsalien/id863067072/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 55 MB | 173 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Akihiro Fujiwara](https://appshunter.io/developer/721031264) | [Yasuhiro Mizuki](https://appshunter.io/developer/1493157137) |

## What reviewers say

### RobotVSAlien

[App page](https://appshunter.io/ios/app/robotvsalien/id863067072)

Defend against alien invaders using a growing army of robots. This casual defense game allows players to upgrade and promote their units to increase their strength. Design your own giant robot and repel the alien threat.

**Highlights:** Casual defense gameplay, Unit promotion and upgrading, Design giant robots, Repel alien invaders, Unique robot and alien designs

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads and Privilege granting | $0.99 | one-time |


### BeetleWorm

[App page](https://appshunter.io/ios/app/beetleworm/id1572983153)

A casual game where players create the longest line of insects, including beetles, stag beetles, and butterflies. Customize your insects with over 200 dress-up options to enhance the gameplay experience.

**Highlights:** Insect line creation, Beetle, stag beetle, and butterfly characters, Over 200 dress-up items, Casual gameplay, Customization options

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Add 100 items | $0.99 | one-time |
| Add 1,000 items | $7.99 | one-time |
| Add 10,000 items | $40.99 | one-time |
| Add 50,000 items | $74.99 | one-time |


## Frequently asked questions

### Is RobotVSAlien free?

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

### Is BeetleWorm free?

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

### Do RobotVSAlien or BeetleWorm have ads?

BeetleWorm shows ads; RobotVSAlien does not.

### Which is updated more often, RobotVSAlien or BeetleWorm?

RobotVSAlien ships an update every 2 weeks, and BeetleWorm every 3 months. Most recently, RobotVSAlien was updated on October 4, 2026 and BeetleWorm on September 25, 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.*