Comparison

Onet Online vs Octothink

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

Head to head
About

Onet Online

Connect matching pairs of images by drawing lines between them, with a limit of three lines. Enjoy a user-friendly interface, lovely images, and exciting sounds across 144 challenging levels. Utilize hint and swap functions to aid your progress.

Highlights
  • Pair matching gameplay
  • User-friendly interface
  • 144 challenging levels
  • Hint function
  • Swap function
  • Exciting sounds
Features
Read full description

HOW TO PLAY: - How simple it is !!!find all pair of the same images so that the line adding two images is no more than 3 lines. FEATURE: -The nice and user-friendly interface -Lovely images -Exciting sounds -Challenge with 144 difficult levels -Provide “Hint” Function -Provide “ Swap” Function

About

Octothink

This application offers a variety of puzzles and riddles designed to stimulate cognitive skills like memory, attention, and multitasking. It features multiple difficulty levels and a training dashboard to track progress. Compete with others on a global leaderboard.

Highlights
  • Cognitive skill stimulation
  • Enigmas, puzzles, and riddles
  • Memory, attention, multitasking training
  • Three difficulty levels
  • Progress tracking dashboard
  • International leaderboard
Features
Read full description

Octothink is a gaming application that triggers cognitive-behavioral skills, and is meticulously developed to keep you brain stimulated, active and dynamic. Octothink comprises of enigmas, puzzles and riddles that tackle diverse areas of your brain, such as memory, attention, multitasking and speed. Furthermore, it works on keeping your mind sharp and stimulated at all times. As simple as it can get, our brains need mental stimulation to stay bursting in health, and Octothink will make this happen. Octothink is a user-friendly and enjoyable application; and is suitable for all ages as it has three levels varying in difficulty. As practical as it can be, Octothink will work on: ATTENTIVENESS to details MULTITHINKING and MULTITASKING abilities MEMORY and RECOLLECTION of concepts and ideas PROBLEM SOLVING and EFFICIENCY Our professionals and engineers developed Octothink with diverse features to accommodate for every user. Some of our features include: • Three difficulty levels for users from all ages and educational backgrounds. Octothink is for all family members • More than thirty games varying in context, form and perspective • Training dashboard to keep you updated on your progress and available programs • A leaderboard to check your score and where you stand amongst international players Octothink is available in FREE and Premium versions. You can always upgrade your subscription to premium to unlock additional features, more levels in increasing difficulty and unlimited access to all available games. Be prepared to binge-play in your free time, you may even want to spare some additional time. Download Octothink now, create an account and start scoring.

Screenshots

Onet Online4 screens
Octothink4 screens

Verdict

The call

The clearest difference is rating: Onet Online at 4.3 against Octothink's 2.3. Onet Online also leads on in-app purchases (none vs 11) and ratings volume (171 vs 3). Octothink's advantage is update cadence (monthly vs every 3 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. Octothink sells 11 in-app purchases, starting at $5.99 per month. Onet Online asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Onet Online holds the better App Store score, 4.3 against 2.3. That said, the two scores are not equally well evidenced: Onet Online has 171 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Onet Online ships an update every 3 months, Octothink monthly. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

Scorecard5 real differences · 5 level
Onet Online versus Octothink: the parameters behind the verdict, then further details
ParameterOnet OnlineOctothink
PriceFreeFree
Rating4.3 (171 ratings) — better2.3 (3 ratings)
Positive reviews18.8% of reviews—
Number of ratings171 — better3
Update frequencyEvery 3 monthsMonthly — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.012.0
Further details — not scored
Size129 MB727 MB
Age rating4+4+
DeveloperLuu TrongAbsolutely Digital

Customer experience

Onet Online

All ratings171 ratings
Positive81.9%
Neutral4.7%
Negative13.5%
Written reviews223 reviews
Positive18.8%
Neutral11.7%
Negative69.5%

Octothink

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

Onet Online

No in-app purchases

11 purchases

Octothink

Subscriptions2
  • 1 Month Subscription3 Days trial$5.991 Month
  • Annual Subscription$39.991 Year
One-time9
  • 10 Gems$0.99
  • Silver Pack$4.99
  • 60 Gems$4.99
Show 6 more
  • 175 Gems$14.99
  • 250 Gems$19.99
  • Golden Pack$39.99
  • 600 Gems$49.99
  • Diamond Pack$90.00
  • 1500 Gems$99.99

Questions

Is Onet Online free?
Onet Online is free to download, with no in-app purchases.
Is Octothink free?
Octothink is free to download, with in-app purchases available.
Which has better reviews, Onet Online or Octothink?
Onet Online is rated higher. Onet Online averages 4.3 out of 5 from 171 ratings, while Octothink averages 2.3 from 3 ratings.
Do Onet Online or Octothink have ads?
Both Onet Online and Octothink show ads.
Which is updated more often, Onet Online or Octothink?
Onet Online ships an update every 3 months, and Octothink monthly. Most recently, Onet Online was updated on October 29, 2026 and Octothink on October 25, 2026.

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