Comparison

Codex Numbers vs Oeleh

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

Head to head
About

Codex Numbers

A logic puzzle game where players race to guess their opponent's secret code before they guess yours. Offers single-player against AI and online multiplayer modes with scoring and leaderboards.

Highlights
  • Secret code guessing gameplay
  • Single-player AI challenges
  • Online multiplayer with friends
  • Training mode for skill improvement
  • Game Center integration
  • Scoring and leaderboards
  • Timed online matches
Features
Read full description

If you are a fan of logic games, this is the right one for you which is a very addictive game you can play for hours. Today, challenge yourself, artificial intelligence, friends, and the world with this iOS top game app! You should try this game to improve your intelligence which is easy to learn. GOAL OF THE GAME Before your opponent finds your secret code you should find his/her secret code in minimum steps. RULES There are 2 simple rules of the game 1. GREEN color means that digit exist and its place is correct. 2. RED color means that digit exist but its place is incorrect. TRAINING You can determine your strength in training mode. The average number of guesses that you find computer's secret code determines your game power. As an example, if you find the secret code in 5 guesses in the first game and next you find the secret code in 6 guesses, then your game power will be 5.500 after two games. Your game power is sent to Game Center in training mode obtained after completion of 10 games. Your game power ranking will be updated as the best game power. Reaching success within 5 steps in Training mode will be listed in the Masters Club. Whenever you want, you can reset your training mode from the game settings. ARTIFICIAL INTELLIGENCE There are eight artificial intelligence players which are ranked from easy to difficult. You can play with the AI player of any level. You can also earn stars from AI players according to theirs level. For example You can earn 10 stars from Master for each win and 5 stars for each draw. ONLINE GAMES You can play the game by inviting your friends to Game Center. With Play Now option you can play with randomly selected opponents who are currently active. When you lose the connection or the opponent quits, you can continue to play with Artifical Intelligence player Master from where you left. At the end of the game the system gives rematching option with your opponent. If your opponent accepts the invitation then a new match starts. Thus you can play as many games as you want with the same opponent. You can earn points only through online game. In the three-digit game mode you may earn 3 points for each win and 1 point for each draw. But in the four-digit game mode you may earn 5 points for each win and 2 points for each draw. Your score will be updated in real time on Game Center score boards. There are some timing restrictions on online games. The limit for three-digits game is 5 minutes, and 7 minutes for four-digit game. The game is lost when time is up. Online games can be played when you have enough credits. In Shopping menu, you can earn 5 credits with the rewarded videos. If you want to play games without interruption and ads you can buy advantageous online game packages.

About

Oeleh

Discover new things about your friends, partner, or group with this question game. Hundreds of questions across various categories are designed to spark conversations and create memorable moments for parties, dates, or family events.

Highlights
  • Hundreds of questions
  • Multiple categories
  • Sparks conversation
  • Deepens connections
  • Suitable for groups
  • Ideal for parties and dates
Features
Read full description

Ouleh – the ultimate question game for any occasion! Get to know your friends, date, or group like never before with Ouleh! Perfect for: - Parties and gatherings - Fun nights with friends - Couples and dating - Family events Ouleh features hundreds of exciting questions designed to spark fun conversations and unexpected stories. Choose from different categories and discover things you never imagined! How does it work? 1. Pick a category – from casual to spicy. 2. Play with friends, your partner, or a group. 3. Discover, laugh, and truly connect! Download Ouleh now and make every moment unforgettable!

Screenshots

Codex Numbers4 screens
Oeleh3 screens

Verdict

The call

The clearest difference is ads: Oeleh at none against Codex Numbers's shown. Oeleh also leads on update cadence (every 3 days vs monthly). Codex Numbers's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, rating, ratings volume and in-app purchases 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. Codex Numbers sells 4 one-off in-app purchases and Oeleh sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 1.0 for Codex Numbers against 1.0 for Oeleh. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Codex Numbers ships an update monthly, Oeleh every 3 days. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
Codex Numbers versus Oeleh: the parameters behind the verdict, then further details
ParameterCodex NumbersOeleh
PriceFreeFree
Rating1.0 (1 ratings)1.0 (1 ratings)
Positive reviews—0.0% of reviews
Number of ratings11
Update frequencyMonthlyEvery 3 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better18.0
Further details — not scored
Size132 MB3 MB
Age rating4+4+
DeveloperAlaattin BedirFabian de Groot

Customer experience

Codex Numbers

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Oeleh

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

4 purchases

Codex Numbers

One-time4
  • Small Online Game Packet (1000 Games)$0.99
  • No Ads (Remove all ads)$1.99
  • Middle Online Game Package (3000 Games)$1.99
Show 1 more
  • Big Online Game Package (5000 Games)$2.99
8 purchases

Oeleh

One-time8
  • Fantasy$0.99
  • Dilemmas$0.99
  • Challenges$0.99
Show 5 more
  • Love$0.99
  • Spicy$0.99
  • Verbeelding$0.99
  • Seizoensgebonden$0.99
  • Reflectie$0.99

Questions

Is Codex Numbers free?
Codex Numbers is free to download, with in-app purchases available.
Is Oeleh free?
Oeleh is free to download, with in-app purchases available.
Which has better reviews, Codex Numbers or Oeleh?
Codex Numbers and Oeleh are both rated 1.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Codex Numbers or Oeleh have ads?
Codex Numbers shows ads; Oeleh does not.
Which is updated more often, Codex Numbers or Oeleh?
Codex Numbers ships an update monthly, and Oeleh every 3 days. Most recently, Codex Numbers was updated on October 7, 2026 and Oeleh on October 2, 2026.

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