Comparison

先知智慧运动 vs Duolian

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

Head to head
About

先知智慧运动

Features
Read full description

青少年体育与健康管理系统移动端

About

Duolian

Enhance your table tennis and badminton training with advanced video analysis. Review matches rally-by-rally, compare your technique frame-by-frame, and build personalized practice plans. Track your progress and identify areas for improvement to elevate your game.

Highlights
  • Match and rally video recording
  • Intelligent rally segmentation
  • Technique comparison with 3D body analysis
  • Customizable practice plans
  • Table tennis ball-machine drills
  • Cross-sport support (table tennis & badminton)
Features
Read full description

Make every practice more focused with Duolian. Built for table tennis and badminton players, Duolian brings match recording, rally review, technique comparison and training records together. Look back at your session and find what to work on next. REVIEW YOUR MATCH, RALLY BY RALLY Record or import match videos. Intelligent rally segmentation turns long recordings into clips that are easier to review. Save your matches and analysis records to revisit your performance. COMPARE YOUR TECHNIQUE Choose a reference movement or compare two of your own videos. Use frame-by-frame playback, skeleton overlays and angle information to spot differences. Cloud-based 3D Body comparison lets you explore movements from different perspectives. KEEP TRACK OF TABLE TENNIS MATCHES Scan a code to start a match with another player, record and confirm scores, then review the match video by rally. BUILD YOUR PRACTICE PLAN Choose table tennis ball-machine drills, adjust training parameters and combine drills into a plan. Review training records and statistics. Compatible hardware is required for ball-machine training. CHOOSE YOUR SPORT Switch between table tennis and badminton to see the relevant training features and records. Match challenges and ball-machine training are table tennis features. DUOLIAN PREMIUM Choose a monthly or annual auto-renewing subscription. Both plans include the same benefits: 120 minutes per week for intelligent analysis and rally segmentation, plus 8 cloud-based 3D Body comparisons per month. See the in-app purchase screen and App Store confirmation for current pricing. Payment is charged to your Apple Account when you confirm your purchase. Subscriptions renew automatically unless auto-renewal is turned off at least 24 hours before the current period ends. Manage or cancel your subscription in your Apple Account settings. You can also restore purchases in the app. Deleting your Duolian account does not cancel your Apple subscription. Local video recording, playback and local technique comparison do not require consent to cloud AI processing. Cloud analysis uploads the relevant media only with your consent. Privacy Policy: https://duolian.cc/privacy-policy.html Terms of Use: https://duolian.cc/terms-of-use.html Support: support@duolian.cc Website: https://duolian.cc

Screenshots

先知智慧运动3 screens
Duolian4 screens

Verdict

The call

The clearest difference is update cadence: Duolian at every 9 days against 先知智慧运动's every 3 weeks. 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

先知智慧运动 ships an update every 3 weeks, Duolian every 9 days. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

Scorecard1 real difference · 7 level
先知智慧运动 versus Duolian: the parameters behind the verdict, then further details
Parameter先知智慧运动Duolian
PriceFreeFree
Positive reviews—87.5% of reviews
Update frequencyEvery 3 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Freemium
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.1 — better16.0
Further details — not scored
Size44 MB170 MB
Age rating4+4+
DeveloperDongguan Seer Big Data Co., LtdDuolian

In-app purchases

None

先知智慧运动

No in-app purchases

None

Duolian

No in-app purchases

Questions

Is 先知智慧运动 free?
先知智慧运动 is free to download, with no in-app purchases.
Is Duolian free?
Duolian is free to download, with no in-app purchases.
Do 先知智慧运动 or Duolian have ads?
Neither 先知智慧运动 nor Duolian shows ads.
Which is updated more often, 先知智慧运动 or Duolian?
先知智慧运动 ships an update every 3 weeks, and Duolian every 9 days. Most recently, 先知智慧运动 was updated on September 17, 2026 and Duolian on September 13, 2026.

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