# Ninja Kitty vs Era Idle!

The clearest difference is review sentiment: Ninja Kitty at 92% against Era Idle!'s 0%. Ninja Kitty also leads on rating (4.8 vs 3.0) and ads (none vs shown). Era Idle!'s advantage is in-app purchases (none vs 7) and iOS requirement (12.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Ninja Kitty sells 7 one-off in-app purchases. Era Idle! asks for nothing beyond the download.

Ninja Kitty holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Ninja Kitty has 32 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 92% of Ninja Kitty's written reviews are positive against 0% of Era Idle!'s.

Ninja Kitty ships an update every 2 months, Era Idle! every 12 months. The most recent releases landed on October 23, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Ninja Kitty | Era Idle! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (32 ratings)](https://appshunter.io/ios/app/ninja-kitty/id648965041/reviews)** | [3.0 (6 ratings)](https://appshunter.io/ios/app/era-idle/id1637236297/reviews) |
| Number of ratings | **32** | 6 |
| Positive reviews | **91.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 561 MB | 93 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Tapify, Inc.](https://appshunter.io/developer/648965044) | [omer cetin](https://appshunter.io/developer/1584332419) |

## What reviewers say

### Ninja Kitty

[App page](https://appshunter.io/ios/app/ninja-kitty/id648965041)

Embark on an epic adventure as a feline ninja warrior to rescue kidnapped royal kittens. Run, jump, and slide through vibrant worlds, battling enemies and overcoming obstacles with powerful weapons and unique abilities. Unlock new characters and armor to become the ultimate ninja.

**Highlights:** Colorful 3D graphics, Non-stop action on winding paths, 5 lush environments, 25 exciting levels, Thrilling boss battles, Endless Mode, Over a dozen weapons

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game | $0.99 | one-time |
| Coin Pack 1000 | $0.99 | one-time |
| Coin Pack 2500 | $1.99 | one-time |
| Coin Pack 5000 | $2.99 | one-time |
| Coin Pack 20000 | $4.99 | one-time |
| Coin Pack 45000 | $9.99 | one-time |
| Coin Pack 100000 | $19.99 | one-time |

**What reviewers like**

- 🤩 Addictive gameplay
- 👍 Great controls
- 🎮 Fun and entertaining
- ✨ Awesome graphics
- 🚀 Fast-paced action

**What reviewers complain about**

- 🐛 Glitches and bugs
- ⚠️ Difficulty spikes
- 📉 Performance issues on newer devices
- ❌ Game not opening
- 🤔 Inconsistent controls

**Reported bugs**

- Diving not working in swamp level
- App crashes to home screen
- Jumping instead of sliding
- App drawer interfering with controls
- Level 4 too hard

**Requested features**

- Ninja Kitty 2
- More lives for ninja kitty


### Era Idle!

[App page](https://appshunter.io/ios/app/era-idle/id1637236297)

Gather resources from mines and animals to earn money and upgrade your character. Advance through different eras once you've collected sufficient resources. Embark on an exciting journey through history.

**Highlights:** Resource gathering from mines and animals, Convert resources to money, Character upgrades, Era progression system, Exploration of historical ages

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ninja Kitty free?

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

### Is Era Idle! free?

Era Idle! is free to download, with no in-app purchases.

### Which has better reviews, Ninja Kitty or Era Idle!?

Ninja Kitty is rated higher. Ninja Kitty averages 4.8 out of 5 from 32 ratings, while Era Idle! averages 3.0 from 6 ratings.

### Do Ninja Kitty or Era Idle! have ads?

Era Idle! shows ads; Ninja Kitty does not.

### Which is updated more often, Ninja Kitty or Era Idle!?

Ninja Kitty ships an update every 2 months, and Era Idle! every 12 months. Most recently, Ninja Kitty was updated on October 23, 2026 and Era Idle! on October 19, 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.*