Smart Patent vs Stamp Identifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Patent
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为创新者量身定制的简单专利检索工具,助您高效探索研发灵感!随手就可以看一看,启发研发思路。 这款应用专注于提供便捷的专利检索服务,用户可以快速查询国内公开专利,帮助您在研发前期充分了解现有技术、避免重复设计、拓宽研发思路。 主要功能: • 快速检索专利:输入关键词即可查询专利,获得清晰、直观的专利信息。 • 高级检索专利:针对具体的检索需求,进行专利检索。 • 专利文件下载:下载专利pdf文件,方便转发和分享。 无论是企业研发团队,还是个人创新者,我们的应用都能助您高效利用专利信息,开拓新思路,推动创新进程。立即下载,开始探索全球专利库,为您的创意注入新动力!
Stamp Identifier
Instantly identify postage stamps using your phone's camera and discover their estimated market value. Access rich historical details and organize your finds into a digital collection. Perfect for collectors, enthusiasts, and those assessing inherited collections.
- Instant camera identification
- Estimated market values
- Rich historical details
- Digital stamp collection
- Share discoveries
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Wondering what that old stamp is worth? Just point your camera and find out. Stamp Identifier is the easiest way to identify any postage stamp and discover its estimated market value. Whether you inherited a stamp collection, found stamps at a flea market, or are a seasoned collector — this app puts expert-level stamp knowledge in your pocket. HOW IT WORKS: Simply point your phone camera at any stamp. The app instantly identifies the stamp and provides detailed information including country of origin, year of issue, historical context, and estimated market value. KEY FEATURES: - Instant Camera Identification: Scan any stamp for immediate results - Value Estimates: Get estimated market values for your stamps - Rich Historical Detail: Learn the story behind every stamp - Digital Collection: Save and organize all your scanned stamps - Share Discoveries: Share interesting finds with friends and fellow collectors PERFECT FOR: - Stamp collectors who want to identify new finds quickly - Anyone who inherited a stamp collection and needs to assess its value - Flea market and estate sale shoppers looking for hidden gems - Students and enthusiasts curious about postal history - Dealers who need quick reference on the go STAMP IDENTIFIER PRO: Upgrade to Pro for the complete experience: - Unlimited stamp scans - Detailed value estimates with price ranges - Full historical information - Unlimited collection storage - Export your collection Your privacy matters. We only use the camera to scan stamps — your data stays on your device. Download Stamp Identifier today and discover what your stamps are really worth! If you opt to purchase a Premium or Boost subscription, the subscription fee will be charged to your iTunes account. The yearly subscription automatically renews, but you can disable auto-renewal at least 24 hours before the end of the subscription period in your iTunes account settings. After purchase, any unused portion of the free trial is forfeited. You can manage your premium subscription and turn off the auto-renewal feature in your iTunes account settings. Read our full Terms of Use: https://artmvstd.com/terms/
Screenshots
Verdict
The clearest difference is in-app purchases: Smart Patent at none against Stamp Identifier's 2. Stamp Identifier's advantage is iOS requirement (13.0 vs 18.1). On price, ads 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
Both are free to download. Stamp Identifier sells 2 in-app purchases, starting at $3.99 per 7 days. Smart Patent asks for nothing beyond the download.
| Parameter | Smart Patent | Stamp Identifier |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (3 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | — | Every 3 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 18.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Jian Zhu | Artmvstd SIA |
In-app purchases
Smart Patent
No in-app purchases
Stamp Identifier
- Weekly3 Days trial$3.997 Days
- Yearly$29.991 Year






