# Rook vs Nertz JD

The clearest difference is in-app purchases: Rook at none against Nertz JD's 1. Rook also leads on update cadence (every 2 months vs every 7 months). Nertz JD's advantage is review sentiment (74% vs 62%). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Nertz JD sells 1 one-off in-app purchase. Rook asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Rook against 4.7 for Nertz JD. Both are backed by a comparable volume of ratings — 6.9K and 3K respectively. Written reviews are what separate them: 62% of Rook's written reviews are positive against 74% of Nertz JD's.

Rook ships an update every 2 months, Nertz JD every 7 months. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Rook | Nertz JD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.9K ratings)](https://appshunter.io/ios/app/rook/id789382449/reviews)** | [4.7 (3K ratings)](https://appshunter.io/ios/app/nertz-jd/id1089058813/reviews) |
| Number of ratings | **6.9K** | 3K |
| Positive reviews | 61.6% of reviews | **73.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 32 MB | 83 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [fishdog.net](https://appshunter.io/developer/337519299) | [JD SOFTWARE LLC](https://appshunter.io/developer/392872185) |

## What reviewers say

### Rook

[App page](https://appshunter.io/ios/app/rook/id789382449)

Experience a strategic trick-taking card game with a unique deck and bidding system. Play with friends or AI, aiming to reach a target score by winning tricks and naming trump suits. Features color-blind friendly cards and customizable rules.

**Highlights:** Trick-taking gameplay, Unique card deck (5-14), Bidding for trump suit, Color-blind friendly cards, Customizable rules, AI opponents

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and enjoyable game
- 👍 Challenging and makes the mind work
- 👍 Brings back childhood memories
- 👍 Great implementation of Rook game

**What reviewers complain about**

- 🐛 AI partner makes poor decisions and gets team set
- 🐛 Unfair distribution of cards favoring the opponent team
- 🐛 Opponents can renege and play off-suit trumps
- 🐛 Frustrating bidding by AI partner

**Reported bugs**

- AI partner plays trumps incorrectly
- Scoring calculator issues and negative scores
- Inability to skip the rest of the hand after outcome is decided
- Irritating background music that cannot be turned off

**Requested features**

- Online multiplayer mode to play with friends
- More customization options for game rules
- Ability to play with full deck (2-14) and 4-card kitty
- Option to start bidding lower
- Ability to 'shoot the moon'


### Nertz JD

[App page](https://appshunter.io/ios/app/nertz-jd/id1089058813)

Experience a fast-paced, real-time multiplayer card game that combines elements of Speed and Solitaire. Compete against others to be the first to play all your cards and call out "Nertz". It's a thrilling competition of speed and skill.

**Highlights:** Real-time multiplayer, 4 player competition, Combines Speed and Solitaire, Fast-paced gameplay, Call out "Nertz" to win, Play to 100 points

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |

**What reviewers like**

- 🚀 Fast gameplay
- 👍 Simple and fun
- 🕹️ Addictive and engaging
- 💯 Great way to practice the game
- 🕰️ Good for passing time

**What reviewers complain about**

- 🐛 Touch sensitivity issues
- 🤖 Unfair AI behavior
- 🔇 Lack of sound effects
- 🚫 Inability to play with friends
- 📢 Annoying ads

**Reported bugs**

- Game getting stuck in endless loop
- Cards not moving or getting stuck
- Frequent crashes or app not loading
- Issues with latest iOS update

**Requested features**

- Multiplayer mode to play with friends
- Option to shuffle deck when needed
- Customizable settings (e.g., number of players)
- Pause/resume functionality
- Detailed statistics and leaderboards


## Frequently asked questions

### Is Rook free?

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

### Is Nertz JD free?

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

### Which has better reviews, Rook or Nertz JD?

Rook is rated higher. Rook averages 4.8 out of 5 from 6.9K ratings, while Nertz JD averages 4.7 from 3K ratings.

### Do Rook or Nertz JD have ads?

Both Rook and Nertz JD show ads.

### Which is updated more often, Rook or Nertz JD?

Rook ships an update every 2 months, and Nertz JD every 7 months. Most recently, Rook was updated on September 25, 2026 and Nertz JD on September 24, 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.*