AStamp vs Dark Chess+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AStamp
This app provides a comprehensive catalog of Chinese mainland stamps issued after 1949, including commemorative, special, and miniature sheets. It displays stamp information, images, and synchronized market prices for reference. Users can access some images directly and download others from the internet.
- Catalog of Chinese mainland stamps
- Stamp information and images
- Synchronized market prices
- Reference for buying and selling
- Downloadable stamp images
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中国大陆邮票软件,可以显示大陆1949年后发行的纪念邮票、特种邮票和小型张,包括邮票信息和图片,可以从网上同步市场价和更新邮票数据。其市场价可以作为买卖邮票的参考。该安装软件包括了部分邮票图片,其他图片将从互联网上下载。
Dark Chess+
Experience a unique twist on Chinese Chess where higher-level pieces can capture lower-level ones. The game ends when all your pieces are captured or you can no longer make a move.
- Unique capture rules
- Hierarchical piece strength
- Chinese Chess base
- Strategic gameplay
- Loss condition: all pieces eaten or no moves
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It is a very interesting chess, it is using Chinese Chess to play but the game rule is very different. Only higher level chess can eat lower level chess, you all you chess is eaten or you cannot move. You will loss.
Screenshots
Verdict
The clearest difference is review sentiment: AStamp at 100% against Dark Chess+'s 0%. AStamp also leads on price (Free vs $4.99) and rating (5.0 vs 2.0). Dark Chess+'s advantage is iOS requirement (15.6 vs 18.6). On ratings volume, in-app purchases and device support 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
AStamp is free to download; Dark Chess+ costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
AStamp holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of AStamp's written reviews are positive against 0% of Dark Chess+'s.
AStamp ships an update every 2 months, Dark Chess+ every 14 months. The most recent releases landed on June 1, 2026 and September 29, 2026 respectively.
| Parameter | AStamp | Dark Chess+ |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 5.0 (1 ratings) — better | 2.0 (2 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 2 months — better | Every 14 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 413 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | 蒨 周 | Oscar Tsang |
Customer experience
AStamp
Dark Chess+
In-app purchases
AStamp
No in-app purchases
Dark Chess+
No in-app purchases
