Classic 4 vs Door
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Classic 4
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The goal of the game is very simple: line up 4 checkers vertically, horizontally, or diagonally to win. It's a fun and strategic game, which you can play for free and without advertising!
Door
Test your memory with a simple yet challenging game. Each round, you must choose a new door from a selection, avoiding any you've opened before. With multiple difficulty levels and leaderboards, see how long you can last.
- New door selection mechanic
- 5 difficulty levels
- Optional timed mode
- 8 achievements
- Online leaderboards
- Keyboard support
- Game Center integration
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Door is a memory game with one simple rule: always pick the new door. Each round shows two doors. One is a door you've already opened, and one is new. Remember every door you've seen, choose carefully, and see how far your memory can take you. Pick a repeated door and it's game over. Features • 5 difficulty levels • Optional timed mode • 8 achievements • Online leaderboards • Keyboard support • Game Center integration Quick rounds make it easy to play solo or pass around with friends. Available on iPhone, iPad, macOS, and tvOS. 43 in-game languages. Support available in English only.
Screenshots
Verdict
The clearest difference is in-app purchases: Classic 4 at none against Door's 1. Door's advantage is update cadence (weekly vs every 9 months) and device support (5 vs 3). On price and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Door sells 1 one-off in-app purchase. Classic 4 asks for nothing beyond the download.
Classic 4 ships an update every 9 months, Door weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | Classic 4 | Door |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (6 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Every 9 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free |
| Devices | iPhone, iPad, Apple TV | iPhone, iPad, iPod, Mac, Apple TV — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | Julien Eyriès | Andrew Moloney |
In-app purchases
Classic 4
No in-app purchases
Door
- Ad Free$0.95
