Comparison

Yan AI vs fairyO

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

Head to head
About

Yan AI

Features
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Yan AIapp是专为翻译耳机设计的多功能智能应用,不仅提供手机与耳机联用或双耳模式下的即时面对面多语言翻译,还支持现场录音及语音转文字服务,自动生成功能摘要。此外,它也具备同声传译功能,适合国际会议或跨语言交流场合。内置的AI聊天功能可进行自然语言对话,而AI文生图和视频制作工具则让内容创作更加便捷,满足用户的多样化需求。

About

fairyO

Features
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fairyO — The Four-Leaf Ring of Life, Recording Every Moment of Your Health fairyO takes its name from the spirit that guards life. At its heart beats the Four-Leaf Core — weaving four dimensions of wellness into one smart ring: Heart, Energy, Motion, and Dream. Through continuous data tracking, fairyO helps you understand your body like never before. Wear fairyO. See your health clearly. Build better habits, every day. 【Heart · Red】Keep Tabs on Your Heartbeat · 24/7 heart rate tracking — monitor resting and active heart rate · Heart rate trend charts to understand daily patterns · Abnormal heart rate alerts, so you never miss a signal 【Energy · Gold】Track Your Daily Vitality · Auto-logged steps, distance, and calories burned · Active time stats to gauge your daily movement · Custom activity goals to build consistent habits 【Motion · Orange】Follow Your Workout Performance · Supports running, cycling, hiking, and more sport modes · Records route, duration, and intensity for every session · Workout history to review your progress over time 【Dream · Purple】Analyze Your Sleep Quality · Sleep duration tracking with deep, light, and awake stages · Sleep quality score with personalized improvement tips · Sleep trend reviews to understand your rest patterns 【Life Core · Your Health at a Glance】 · All four dimensions unified in one clear view · Weekly / monthly health reports to track your progress · End-to-end encrypted data storage — your privacy, protected · Cloud sync across all your devices · Low-power connection, lightweight wear, all-day recording More than a ring — a health companion that goes wherever you go. Download fairyO and discover a more complete you.

Screenshots

Yan AI4 screens
fairyO4 screens

Verdict

The call

The clearest difference is update cadence: Yan AI at every 3 days against fairyO's every 2 weeks. Yan AI also leads on iOS requirement (12.0 vs 15.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Yan AI ships an update every 3 days, fairyO every 2 weeks. The most recent releases landed on October 28, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 4 level
Yan AI versus fairyO: the parameters behind the verdict, then further details
ParameterYan AIfairyO
PriceFreeFree
Update frequencyEvery 3 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size77 MB43 MB
Age rating17+12+
DeveloperTUN LIANG深圳市千浪时代技术有限公司

In-app purchases

None

Yan AI

No in-app purchases

None

fairyO

No in-app purchases

Questions

Is Yan AI free?
Yan AI is free to download, with no in-app purchases.
Is fairyO free?
fairyO is free to download, with no in-app purchases.
Do Yan AI or fairyO have ads?
Neither Yan AI nor fairyO shows ads.
Which is updated more often, Yan AI or fairyO?
Yan AI ships an update every 3 days, and fairyO every 2 weeks. Most recently, Yan AI was updated on October 28, 2026 and fairyO on November 6, 2026.

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