# iSometric 3D Form vs Longcat

The clearest difference is rating: Longcat at 4.6 against iSometric 3D Form's 3.2. Longcat also leads on ratings volume (175 vs 6) and review sentiment (67% vs 56%). iSometric 3D Form's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Longcat sells 1 one-off in-app purchase. iSometric 3D Form asks for nothing beyond the download.

Longcat holds the better App Store score, 4.6 against 3.2. That said, the two scores are not equally well evidenced: Longcat has 175 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 56% of iSometric 3D Form's written reviews are positive against 67% of Longcat's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 15, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | iSometric 3D Form | Longcat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (6 ratings)](https://appshunter.io/ios/app/isometric-3d-form/id1080191573/reviews) | **[4.6 (175 ratings)](https://appshunter.io/ios/app/longcat-cat-puzzles/id6670755431/reviews)** |
| Number of ratings | 6 | **175** |
| Positive reviews | 56.3% of reviews | **66.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 279 MB | 105 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jose Luis Lopez Alcazar](https://appshunter.io/developer/629942984) | [WebVentures B.V.](https://appshunter.io/developer/6797912124) |

## What reviewers say

### iSometric 3D Form

[App page](https://appshunter.io/ios/app/isometric-3d-form/id1080191573)

This game challenges players to assemble 3D geometric shapes by correctly aligning front, left, and top views. It offers numerous levels with increasing difficulty, requiring careful observation to form the isometric figures.

**Highlights:** Multiple difficulty levels, Form 3D figures, Use front, left, and top views, Hidden line challenges, All levels are free

**Features:** macOS Compatibility

**In-app purchases:** none


### Longcat

[App page](https://appshunter.io/ios/app/longcat-cat-puzzles/id6670755431)

Guide a long cat to fit into various boxes by strategically swiping it into place. Solve thousands of challenging levels with this offline, ad-free puzzle game.

**Highlights:** Fit long cats into boxes, Thousands of levels, Swipe to move, Offline gameplay, One-time purchase for ad-free

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Longcat Premium | $3.99 | one-time |

**What reviewers like**

- 👍 Fun and simple game
- 🎨 Cute and relaxing visuals
- 💡 Positive messages during levels

**What reviewers complain about**

- 🐛 Progress not saved past level 100
- 🤑 Paid to remove ads but still seeing them
- 🤦‍♀️ Asks to repurchase on every open

**Reported bugs**

- Progress reset after level 100
- Levels not saving after certain point

**Requested features**

- Restore purchase option
- Sound control settings
- Easier access to redo button


## Frequently asked questions

### Is iSometric 3D Form free?

iSometric 3D Form is free to download, with no in-app purchases.

### Is Longcat free?

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

### Which has better reviews, iSometric 3D Form or Longcat?

Longcat is rated higher. iSometric 3D Form averages 3.2 out of 5 from 6 ratings, while Longcat averages 4.6 from 175 ratings.

### Do iSometric 3D Form or Longcat have ads?

Longcat shows ads; iSometric 3D Form does not.

### Which is updated more often, iSometric 3D Form or Longcat?

iSometric 3D Form ships an update monthly, and Longcat monthly. Most recently, iSometric 3D Form was updated on October 15, 2026 and Longcat on October 30, 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.*