Comparison

51Talk vs CDESK ASSESS

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

Head to head
About

51Talk

This platform offers live, one-on-one English lessons with professional tutors available 24/7. Improve your comprehensive English skills through frequent practice and a dedicated learning environment. New users receive a free trial lesson and an assessment report.

Highlights
  • Live 1-on-1 English lessons
  • 24/7 tutor availability
  • Professional English tutors
  • Free trial lesson for new users
  • Lesson replay feature
  • Flexible class scheduling
  • English assessment report
Features
Read full description

51Talk provides an online platform for 1-on-1 English lessons to users around the world. Learn English at 51Talk! We have more than 10,000 professional English tutors, we are committing to provide you 24/7 English learning service. We focus to improve your English comprehensive skill with high frequency of practice and perfect English communication environment. Our teachers are professionals who are committed to providing you with a high-quality learning experience. [New Users Gift] We give free trial lesson to all new registered users! Get your free trial class today! Please download and register on our app and experience your free lesson with native speaking English speaker. You will also get an English assessment report after the trial lesson. [Anytime, Anywhere] Just one minutes to make a class appointment! More than 10,000 tutors are available on the platform and you can select your preferred time for learning. Our services are available on all devices inclusive of mobile phones, tablets and pc. [Lesson Replay]Don't worry about missing any important part in the lesson, the lesson replay features are available.

About

CDESK ASSESS

Read full description

Get Personalized Learning Outcomes for everyone. An in-depth performance analysis, where you can know your strong and weak points, your all India rank, your state rank etc. You will also get a virtual tutor who is completely dedicated to bringing out the best in you. It will prioritize your concepts, chapters, topics, and questions through machine learning. Get this innovative learning experience only on CDESK ASSESS!!

Screenshots

51Talk4 screens
CDESK ASSESS4 screens

Verdict

The call

The clearest difference is in-app purchases: 51Talk at none against CDESK ASSESS's 10. 51Talk also leads on update cadence (fortnightly vs every 19 months). On price, ads, device support and iOS requirement 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. CDESK ASSESS sells 10 one-off in-app purchases. 51Talk asks for nothing beyond the download.

UpkeepUpdate frequency

51Talk ships an update fortnightly, CDESK ASSESS every 19 months. The most recent releases landed on November 3, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
51Talk versus CDESK ASSESS: the parameters behind the verdict, then further details
Parameter51TalkCDESK ASSESS
PriceFreeFree
Rating4.2 (1.2K ratings) — better—
Positive reviews71.3% of reviews—
Number of ratings1.2K — better—
Update frequencyFortnightly — betterEvery 19 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.5
Further details — not scored
Size480 MB146 MB
Age rating4+4+
DeveloperHELLOWORLD ONLINE EDUCATION PTE. LTDOnline Learning

Bugs and requests

51Talk

Reported bugs

3 issues
  • Frequent disconnections during live classes
  • Glitches in scheduling and class cancellations
  • Inaccurate student performance tracking

Requested features

5 requests
  • More free trial or demo options
  • Expanded course content and curriculum
  • Improved mobile app experience
  • Customizable learning plans
  • Integrated progress reporting for parents

CDESK ASSESS

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

51Talk

No in-app purchases

10 purchases

CDESK ASSESS

One-time10
  • Package - AS$29.99
  • Package - AU$34.99
  • Package - AV$34.99
Show 7 more
  • Package - BD$39.99
  • Package - AY$39.99
  • Package - BB$39.99
  • Package - BC$39.99
  • Package - BE$44.99
  • Package - BF$49.99
  • Package - BG$49.99

Questions

Is 51Talk free?
51Talk is free to download, with no in-app purchases.
Is CDESK ASSESS free?
CDESK ASSESS is free to download, with in-app purchases available.
Do 51Talk or CDESK ASSESS have ads?
Neither 51Talk nor CDESK ASSESS shows ads.
Which is updated more often, 51Talk or CDESK ASSESS?
51Talk ships an update fortnightly, and CDESK ASSESS every 19 months. Most recently, 51Talk was updated on November 3, 2026 and CDESK ASSESS on October 3, 2026.

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