Comparison

Doodle Devil™ Alchemy HD vs The Ouroboros King

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

Head to head
About

Doodle Devil™ Alchemy HD

Embrace your dark side in this addictive puzzle game where you combine elements to create demons, beasts, and dastardly deeds. Explore the seven deadly sins and enjoy new gameplay modes, including a demon battle card game.

Highlights
  • Demon Battle Card Game
  • Combine elements to create creatures
  • Discover seven deadly sins
  • New graphics and UI
  • Devil Slots gameplay mode
  • Hundreds of quotes and sayings
Features
Read full description

NEW Demon Battle Card Game Update Fight your 9 Different Demons! If You Love Doodle God…Embrace Your Dark Side with Doodle Devil! OVER 190,000,000 PLAYERS WORLDWIDE. Available in 13 languages! CRITICS LOVE IT! “It’s addictive. Insanely so! Lots of fun.” – 148Apps “Wonderfully unique concept. Deeply satisfying!” – GameZebo “Giving it huge thumbs up!" – TUAW “Discovering each new element was an utter delight." – AppSafari "You'll have to use your creativity…ruthlessly addictive." – Slide2Play The Power of Destruction is in Your Hands! While Doodle God was busy creating the universe, Doodle Devil was also having some fun. The same addictive, puzzle game play that made Doodle God a hit is back but with an evil twist. Discover the seven deadly sins and watch as the world crumbles at your fingertips as you create thousands of dastardly deeds. Combine fire, earth, wind & air to create demons, beasts, zombies... and much more. Being bad has never been so much fun! FEATURES - New Demon Battle Card Game: Fight your 9 Demons! - Available in 13 languages: English, German, Dutch, French, Spanish, Italian, Russian, Japanese, Chinese, Korean, Portuguese, Swedish and Polish. - Mold the combinations of fire, earth, wind and air to create a universe of your darkest desires! - New Graphics! - New User Interface. - New Demon Mode! - New “Devil Slots” gameplay mode. - Intuitive one-click gameplay encourages thoughtful, creative play. - Hundreds of interesting, funny and thought-provoking quotes and sayings. ****** LIKE: www.facebook.com/doodlegod FOLLOW on Twitter: www.twitter.com/doodle_god Check out our other exciting games! Doodle God™ & Doodle Farm™

About

The Ouroboros King

Engage in a unique chess roguelike experience, battling through procedurally generated maps and tactical skirmishes. Discover powerful synergies between novel chess pieces and relics to overcome challenges across different timelines. Unlock the full game with a single in-app purchase to explore all acts and content.

Highlights
  • Chess roguelike gameplay
  • Procedurally generated maps
  • Novel chess pieces and relics
  • Synergy discovery
  • Multiple game modes (story, infinity, practice)
  • Single-device multiplayer
Features
Read full description

Chess roguelike. The ad-free app contains 1 (of 3) acts and 22 (of 57 pieces). A single in-app purchase unlocks the full game. The Ouroboros King is a chess roguelike game where players must free the Kingdom of Thessalonia from the Coven across different timelines. Advance through a procedurally generated map, fight chess skirmishes and improve your army with novel chess pieces and relics. Discover synergies between pieces and relics to perfect your builds and enjoy the depth of chess tactics. After beating the main story, replay it with extra difficulty options or fight in an endless gauntlet in infinity mode. The game also features a practice mode that can be used for single-device multiplayer.

Screenshots

The Ouroboros King4 screens

Verdict

The call

The clearest difference is ads: The Ouroboros King at none against Doodle Devil™ Alchemy HD's shown. The Ouroboros King also leads on ratings volume (62 vs 14) and device support (3 vs 1). On price, rating, review sentiment and update cadence 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. Doodle Devil™ Alchemy HD sells 6 one-off in-app purchases and The Ouroboros King sells 1 one-off in-app purchase. 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 — 3.9 for Doodle Devil™ Alchemy HD against 3.8 for The Ouroboros King. Both are backed by a comparable volume of ratings — 14 and 62 respectively. Written reviews are what separate them: 60% of Doodle Devil™ Alchemy HD's written reviews are positive against 62% of The Ouroboros King's.

UpkeepUpdate frequency

Doodle Devil™ Alchemy HD ships an update every 4 months, The Ouroboros King every 5 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Doodle Devil™ Alchemy HD versus The Ouroboros King: the parameters behind the verdict, then further details
ParameterDoodle Devil™ Alchemy HDThe Ouroboros King
PriceFreeFree
Rating3.9 (14 ratings) — better3.8 (62 ratings)
Positive reviews60.2% of reviews61.8% of reviews — better
Number of ratings1462 — better
Update frequencyEvery 4 months — betterEvery 5 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPadiPhone, iPad, iPod — better
Requires iOS15.013.0 — better
Further details — not scored
Size182 MB175 MB
Age rating17+9+
DeveloperJoyBits Co Ltd.Oriol Cosp

Customer experience

Doodle Devil™ Alchemy HD

All ratings14 ratings
Positive71.4%
Neutral0.0%
Negative28.6%
Written reviews88 reviews
Positive60.2%
Neutral9.1%
Negative30.7%

The Ouroboros King

All ratings62 ratings
Positive64.5%
Neutral14.5%
Negative21.0%
Written reviews34 reviews
Positive61.8%
Neutral23.5%
Negative14.7%

Bugs and requests

Doodle Devil™ Alchemy HD

Not enough reviews yet to summarise bugs or requests.

The Ouroboros King

Reported bugs

14 issues
  • Item system not working (buy but don't receive)
  • UI broken when not English
  • No buttons respond
  • Cannot remove carnival mask
  • Game rules screen arbitrary/doesn't appear
Show 9 more
  • Cannot upgrade unit (menu goes back to map)
  • Cannot load without internet connection
  • Enemy AI not fine-tuned for new pieces
  • AI portal mages capture any piece without adjacency
  • Extra turn relics not working right
  • Cannot continue if king is killed (have to restart)
  • Press on one piece, moves a different one
  • Bought full game but cannot play next act
  • Full game purchase doesn't unlock progression

Requested features

11 requests
  • Create own pieces and use any image
  • Add more items
  • Create own board (1x1 to 17x17)
  • Create a map with levels inside
  • Unlockables
Show 6 more
  • Difficulty modes
  • Multiplayer mode
  • Balance improvements
  • Expanded play options
  • Address UX around double tapping
  • Fix bugs and issues

In-app purchases

6 purchases

Doodle Devil™ Alchemy HD

One-time6
  • Starter Kit$1.99
  • Bundle of 450 coins$1.99
  • Bundle of 1000 coins$3.99
Show 3 more
  • Bundle of 3000 coins$9.99
  • Bundle of 10000 coins$24.99
  • Bundle of 30000 coins$49.99
1 purchases

The Ouroboros King

One-time1
  • Buy full game$7.99

Questions

Is Doodle Devil™ Alchemy HD free?
Doodle Devil™ Alchemy HD is free to download, with in-app purchases available.
Is The Ouroboros King free?
The Ouroboros King is free to download, with in-app purchases available.
Which has better reviews, Doodle Devil™ Alchemy HD or The Ouroboros King?
Doodle Devil™ Alchemy HD is rated higher. Doodle Devil™ Alchemy HD averages 3.9 out of 5 from 14 ratings, while The Ouroboros King averages 3.8 from 62 ratings.
Do Doodle Devil™ Alchemy HD or The Ouroboros King have ads?
Doodle Devil™ Alchemy HD shows ads; The Ouroboros King does not.
Which is updated more often, Doodle Devil™ Alchemy HD or The Ouroboros King?
Doodle Devil™ Alchemy HD ships an update every 4 months, and The Ouroboros King every 5 months. Most recently, Doodle Devil™ Alchemy HD was updated on October 23, 2026 and The Ouroboros King on October 24, 2026.

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