乐桃宝贝 vs cella
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
乐桃宝贝
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乐桃宝贝 APP是一个服务于幼儿园教师的家园互动APP,帮助教师记录幼儿关键节点数据。包括考勤管理、 活动管理、亲子任务、幼儿相册、体质健康、学期寄语等功能。 -- 可自动推送考勤信息 -- 发布活动及亲子任务 -- 可自动形成幼儿成长档案
cella
Explore crystal structures in interactive 3D. Visualize atomic arrangements, view different molecular models, and access a curated atlas of common materials. Supports CIF file import and export with a one-time purchase.
- Interactive 3D crystal exploration
- Fifteen visual Cell Notes
- Curated structure atlas
- Multiple view modes (ball-and-stick, space-filling)
- Unit cell and (hkl) plane visualization
- CIF file import and export (Pro)
- No ads, tracking, or analytics
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Open a supported CIF file and explore its structure in interactive 3D. cella brings crystal data, fifteen visual Cell Notes, and a curated structure atlas into one focused workspace for iPhone and iPad. READ THE STRUCTURE Fifteen Cell Notes connect familiar materials to the lattice beneath them. Follow salts, metals, carbon structures, and semiconductors through concise visual stories, then open the related crystal in 3D to inspect the model yourself. EXPLORE IN 3D • Rotate, zoom, and pan • Tap atoms to read element names, sites, and fractional coordinates • Switch between ball-and-stick, space-filling, and coordination-polyhedra views • Show the unit cell and (hkl) planes • Build a×b×c supercells USE THE BUILT-IN ATLAS Start with 20 free structures. The collection covers rock salt, diamond, graphite, fluorite, perovskites, common metals, and other teaching examples. Pro unlocks all 58 built-in structures. IMPORT AND EXPORT WITH PRO A one-time purchase unlocks supported CIF import, the full atlas, and high-resolution transparent PNG export. There is no subscription. CIF compatibility depends on file content. Unsupported or malformed files are reported in the app. Review labels and geometry before using exported images in research or publication. PRIVATE BY DESIGN No account, ads, tracking, or analytics. CIF files are processed on your device and never uploaded. Apple StoreKit may use an internet connection to load Pro availability, process purchases, or restore entitlements.
Screenshots
Verdict
The clearest difference is in-app purchases: 乐桃宝贝 at none against cella's 1. 乐桃宝贝 also leads on iOS requirement (12.0 vs 17.0). cella's advantage is ads (none vs shown) and update cadence (every 10 days vs monthly). On price 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. cella sells 1 one-off in-app purchase. 乐桃宝贝 asks for nothing beyond the download.
乐桃宝贝 ships an update monthly, cella every 10 days. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.
| Parameter | 乐桃宝贝 | cella |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly | Every 10 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 60 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | 杭州施强教育科技有限公司 | 武汉回到未来科技有限公司 |
In-app purchases
乐桃宝贝
No in-app purchases
cella
- cella Pro$5.99








