Comparison

OneUke vs Gemology Notes

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OneUke

Features
Read full description

OneUke 是为尤克里里完全新手设计的入门 App。每天打开,只需要完成一个清楚的小目标:认识四根弦、把琴调准、跟稳四拍、按响第一个和弦,最后弹出一首熟悉的旋律。 你可以: - 跟随 7 天入门计划,从第一次拨弦开始学习 - 使用标准 G C E A 调音器,理解每根弦该调高还是调低 - 学习 C、Am、F、G7 等常用入门和弦 - 用节拍器、慢速播放和分段循环建立稳定节奏 - 练习原创旋律与公版经典旋律,并查看和弦或 TAB - 导入 ChordPro、TXT 或 PDF 曲谱,保存在自己的设备上 - 查看练习分钟、课程进度和本地成就 无需注册或登录。调音时,麦克风音频只在设备上实时分析,不会录音、保存或上传;导入的曲谱和学习进度也只保存在本机。 免费下载可完成前两天课程,体验“认识琴弦、完成调音、弹出熟悉旋律”的完整入门过程。一次性买断即可解锁后续课程、完整和弦库、全部曲目、曲谱导入和详细统计。

About

Gemology Notes

An offline reference app for gemology students and professionals. Explore gemstone properties, crystal structures with interactive 3D models, and detailed identification points. Study gemology anywhere without an internet connection.

Highlights
  • Gemstone Browser
  • 3D Crystal Models
  • Detailed Gemstone Notes
  • Offline Access
  • Systematic Classification
Features
Read full description

Systematic Gemology Notes An offline reference app dedicated to gemology learning, covering the fundamental properties, crystal structures, and systematic classification of common gemstones. KEY FEATURES • Gemstone Browser — Reference material organized by crystal system and gemstone species • 3D Crystal Models — Interactive displays of each gemstone's crystal structure; rotate and zoom to examine every angle • Detailed Notes — Systematic knowledge covering physical properties, optical characteristics, and key identification points • Fully Offline — No internet connection required; study anywhere, anytime Ideal for gemology students, professional gemologists and appraisers, jewelers, and collectors.

Screenshots

OneUke4 screens
Gemology Notes4 screens

Verdict

The call

The clearest difference is in-app purchases: Gemology Notes at none against OneUke's 1. OneUke's advantage is iOS requirement (13.0 vs 17.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. OneUke sells 1 one-off in-app purchase. Gemology Notes asks for nothing beyond the download.

Scorecard2 real differences · 6 level
OneUke versus Gemology Notes: the parameters behind the verdict, then further details
ParameterOneUkeGemology Notes
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequency—Every 4 days
AdsNoNo
In-app purchasesYesNo — better
Monetization—Paid
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS13.0 — better17.0
Further details — not scored
Size78 MB31 MB
Age rating4+4+
DeveloperFreedom Dimension (shenzhen) Technology Co., Ltd际 郭

In-app purchases

1 purchases

OneUke

One-time1
  • OneUke Full Version$9.99
None

Gemology Notes

No in-app purchases

Questions

Is OneUke free?
OneUke is free to download, with in-app purchases available.
Is Gemology Notes free?
Gemology Notes is free to download, with no in-app purchases.
Do OneUke or Gemology Notes have ads?
Neither OneUke nor Gemology Notes shows ads.

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