# Rat Killer Robot Invasion vs Idle Spider Web

Rat Killer Robot Invasion and Idle Spider Web are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Rat Killer Robot Invasion sells 10 in-app purchases, starting at $4.99 per 7 days and Idle Spider Web sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Rat Killer Robot Invasion | Idle Spider Web |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (2K ratings)](https://appshunter.io/ios/app/rat-killer-robot-invasion/id6464372285/reviews)** | — |
| Number of ratings | **2K** | — |
| Positive reviews | 31.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 353 MB | 117 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [TapNation](https://appshunter.io/developer/1483575279) | [Minidragon](https://appshunter.io/developer/989625752) |

## What reviewers say

### Rat Killer Robot Invasion

[App page](https://appshunter.io/ios/app/rat-killer-robot-invasion/id6464372285)

Embark on an epic quest to exterminate waves of invading rats with futuristic weapons. Collect in-game currency to unlock new zones, upgrade your robot companion, and customize its appearance. Explore diverse worlds and face challenging puzzles and boss battles.

**Highlights:** Rat extermination action, Robot customization, Weapon collection and upgrades, Diverse world exploration, Puzzles and boss battles, Collect money and gems

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Membership - Weekly | $4.99 | per 7 days |
| Elite Membership - Weekly | $8.99 | per 7 days |
| Elite Membership - Monthly | $24.99 | per month |
| Skip It - Small Pack | $0.99 | one-time |
| One Time Offer | $1.99 | one-time |
| Handful Of Crystals | $1.99 | one-time |
| Bunch Of Crystals | $4.99 | one-time |
| Pile Of Crystals | $8.99 | one-time |
| Rats Pass | $9.99 | one-time |
| Premium Offer | $39.99 | one-time |

**What reviewers like**

- 👍 Fun gameplay
- 🦂 Scorpion mech character

**What reviewers complain about**

- 🐛 Glitchy and buggy
- 🕰️ Excessive ads
- ⚠️ Imbalanced game mechanics
- 💰 Progression blocked by premium currency

**Reported bugs**

- Character flipping upside down or flying across the board
- NPCs getting stuck in portals or on walls
- Incorrect item/reward drops from chests
- Launching player off the screen
- Robot unable to keep legs on the ground and rolling around

**Requested features**

- Optimize performance and fix bugs
- Improve game balance and progression
- Add more content and features
- Provide better customer support


### Idle Spider Web

[App page](https://appshunter.io/ios/app/idle-spider-web/id6479593767)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 Webs | $0.99 | one-time |
| 130 Webs | $5.99 | one-time |
| 240 Webs | $9.99 | one-time |
| 650 Webs | $24.99 | one-time |
| 1700 Webs | $59.99 | one-time |
| 3000 Webs | $99.99 | one-time |


## Frequently asked questions

### Is Rat Killer Robot Invasion free?

Rat Killer Robot Invasion is free to download, with in-app purchases available.

### Is Idle Spider Web free?

Idle Spider Web is free to download, with in-app purchases available.

### Do Rat Killer Robot Invasion or Idle Spider Web have ads?

Both Rat Killer Robot Invasion and Idle Spider Web show ads.

---

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