美术加AI vs Rock Identifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
美术加AI
This app uses AI to help art students train their drawing skills. It offers features like image modification, generating new images from photos or sketches, and exploring various art styles. It aims to be an AI assistant for creative learning and practice.
- AI-powered image modification
- Generate images from photos/sketches
- Explore various art styles
- AI art assistant for students
- Creative learning tools
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美术加AI,专注训练美术生自己的绘画大模型,素描静物、静物照片、素描头像、头像照片、色彩静物、色彩肖像、速写照片、场景创作等等,汇集了美术生所需要的每一种绘画模型,让“美术加”成为你身边的AI 老师,此外我们还训练了国画、油画、版画、雕塑、二次元漫画等风格,供大家体验AI带来的更多视觉享受。 产品特色: 1:改画 用户可以把自己的作品输入美术加AI,稍等片刻就能看到被大模型修改过后的画面,(最终效果仅供参考)还需要线下根据老师具体教学场景进行调整。还可以输入照片直接生成最终画面效果,让示范不再漫长枯燥。美术加AI最短时间呈现一个改画效果,成为您的AI助教老师。 2:图生图 用户可以自己拍照通过美术加ai生成新的真人图片效果,也可以把自己画的速写生成真人效果,在速写创作中想象不再是抽象,让想象成为眼前的真实场景。同一张速写场景可以生成多种不同风格人物场景组合,这也是统考改革后速写(综合能力)的考试要求,就是常说的图片二次创作。 3:学习角色的转换 以往被动接受学习资料,借助美术加AI,每一个用户可以转化为主动创造学习资料,在AIGC时代到来之时,每一个学生要要从以往的被动接受和记忆,改为主动向这个世界提出问题。
Rock Identifier
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Identify rocks, minerals, crystals, and fossils with a photo. Point your camera at any specimen—RockScan uses AI to name it and explain what you're looking at. WHAT YOU GET • Rock, mineral, crystal, gemstone, and fossil identification in seconds • Key facts: Mohs hardness, crystal system, luster, streak, and locality • Collector value ranges and live web references (estimates, not appraisals) • Ask AI to dig deeper—authenticity, care tips, history, and metaphysical lore • A personal collection of discoveries that backs up securely and restores after reinstall ROCKSCAN PRO (PAID SUBSCRIPTION) Unlimited identifications, unlimited Ask AI chats, and the full collection experience require RockScan Pro, available as an auto-renewing Monthly or Yearly subscription, or as a one-time Lifetime purchase. See the in-app purchase sheet for current prices. HOW IT WORKS 1. Open RockScan and take a photo—or pick one from your library 2. Review the AI report: hardness, value range, and live web matches 3. Save it to your collection and chat with Ask AI (Pro) anytime Built for curious minds: rockhounds identifying finds, crystal collectors checking value, geology students, and anyone who's ever asked "what rock is this?" Download RockScan and start discovering. SUBSCRIPTION TERMS Payment is charged to your Apple ID at purchase confirmation. Monthly and Yearly subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in Settings → [your name] → Subscriptions. The Lifetime option is a single one-time payment, not a subscription. Questions or feedback: support@rockidentifier.tech FREE TO START Your first 3 identifications are free, no purchase needed. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://rockidentifier.tech/privacy
Screenshots
Verdict
The clearest difference is iOS requirement: 美术加AI at 12.0 against Rock Identifier's 18.6. On price, ads, 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
Both are free to download. 美术加AI sells 9 one-off in-app purchases and Rock Identifier sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | 美术加AI | Rock Identifier |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 41 MB | 136 MB |
| Age rating | 12+ | 4+ |
| Developer | 飞 董 | Wing Hei Brian Tam |
In-app purchases
美术加AI
- 20次$1.99
- 150次$7.99
- 600次$39.99
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- 1800次$69.99
- 美术加AI使用权限卡$89.99
- 美术加AI使用权限卡2 variants$99.99
- 美术加AI使用权限卡$129.99
- 美术加AI使用权限卡$149.99
- 美术加AI使用权限卡$399.99
Rock Identifier
- Monthly $9.99$9.991 Month
- Yearly $39.99$39.991 Year









