Comparison

Alter vs Locked Diorama

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

Head to head
About

Alter

Explore two parallel worlds in this tile-based puzzle adventure. Solve imaginative puzzles by switching between dimensions, interacting with the environment, and facing multidimensional enemies. Embark on a soul-searching journey through fantastical areas.

Highlights
  • Switch between parallel worlds
  • Tile-based puzzle mechanics
  • Hand-crafted art and environments
  • Environmental interaction
  • Original soundtrack
  • Tablet and phone optimized
Features
Read full description

Description: Alter is a tile-based puzzle adventure game where the player explores two parallel worlds. Players will discover meticulously designed levels illustrated with beautiful hand-crafted art. Through simple and accessible controls - simply move, and push - the player will solve imaginative and mind bending puzzles. Every level focuses on the main feature of having the ability to switch back and forth between the two worlds. In addition, the player is able to interact with a variety of environmental elements (platforms, blocks, switches…) and to face multidimensional enemies. Story: Play as Ana whose journey has led her to a lost desert temple holding mysterious powers. Help Ana on her soul-searching adventure about grief and happiness. Guide her through diverse and fantastical areas, collect atoms to progress and complete her quest. Features: • Explore rich and distinct environments, with each chapter boasting unique visuals. • Switch between parallel worlds. • Solve intricate door puzzles to unlock the next level. • New and captivating puzzle mechanics introduced throughout the game. • Original and compelling soundtrack. • Optimized for both tablets and phones.

About

Locked Diorama

Immerse yourself in a 3D escape game experience with challenging puzzles and unique environments. Solve riddles, find clues, and collect stars to unlock new levels and escape the diorama rooms. Offers a tutorial and multiple level packs for endless fun.

Highlights
  • 3D isometric escape rooms
  • Puzzle-solving challenges
  • Clue and item discovery
  • Star collection for unlocks
  • Tutorial and bonus levels
  • Auto-save progress
Features
Read full description

Escape game packed into 3D diorama rooms. Step into the world of Locked Diorama, an immersive and challenging 3D escape game. Whether you're a novice or a seasoned escape room enthusiast, Locked Diorama offers an unparalleled experience that will test your puzzle-solving skills and creativity. However no matter what tricks you're using to solve the puzzles, there's only one way out. You must find the portal cube that will set you free from the Locked Diorama. Locked Diorama introduces escape game set in 3D isometric rooms. Look around the rooms to find the clues and useful items. Move between the rooms and solve various puzzles. Try to find 3 stars on each level from basic pack and extra pack. KEY FEATURES * Tutorial level that will guide you through the basics and get you ready for the real challenge * Basic Pack with 10 free levels, each with unique puzzles and environments * Purchase Full Game to get 10 extra levels from Extra Pack * Collect stars from basic levels and extra levels to unlock bonus levels from Bonus Pack * Auto-save feature that will save your progress for each level * Each level is packed with a variety of engaging puzzles that will keep you thinking Download Locked Diorama now for free!

Screenshots

Alter4 screens
Locked Diorama4 screens

Verdict

The call

The clearest difference is in-app purchases: Alter at none against Locked Diorama's 1. Alter also leads on update cadence (weekly vs every 5 months) and iOS requirement (10.0 vs 15.6). Locked Diorama's advantage is rating (4.8 vs 4.3) and review sentiment (88% vs 71%). On price, ratings volume, ads 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. Locked Diorama sells 1 one-off in-app purchase. Alter asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Locked Diorama holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 18 and 26 respectively. Written reviews point the same way: 71% of Alter's written reviews are positive against 88% of Locked Diorama's.

UpkeepUpdate frequency

Alter ships an update weekly, Locked Diorama every 5 months. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

Scorecard6 real differences · 4 level
Alter versus Locked Diorama: the parameters behind the verdict, then further details
ParameterAlterLocked Diorama
PriceFreeFree
Rating4.3 (18 ratings)4.8 (26 ratings) — better
Positive reviews71.4% of reviews87.5% of reviews — better
Number of ratings1826 — better
Update frequencyWeekly — betterEvery 5 months
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better15.6
Further details — not scored
Size2.2 GB94 MB
Age rating4+4+
DeveloperMOBASOHarry Tahir

Customer experience

Alter

All ratings18 ratings
Positive83.3%
Neutral5.6%
Negative11.1%
Written reviews7 reviews
Positive71.4%
Neutral0.0%
Negative28.6%

Locked Diorama

All ratings25 ratings
Positive92.0%
Neutral4.0%
Negative4.0%
Written reviews8 reviews
Positive87.5%
Neutral0.0%
Negative12.5%

In-app purchases

None

Alter

No in-app purchases

1 purchases

Locked Diorama

One-time1
  • Full Game$2.99

Questions

Is Alter free?
Alter is free to download, with no in-app purchases.
Is Locked Diorama free?
Locked Diorama is free to download, with in-app purchases available.
Which has better reviews, Alter or Locked Diorama?
Locked Diorama is rated higher. Alter averages 4.3 out of 5 from 18 ratings, while Locked Diorama averages 4.8 from 26 ratings.
Do Alter or Locked Diorama have ads?
Both Alter and Locked Diorama show ads.
Which is updated more often, Alter or Locked Diorama?
Alter ships an update weekly, and Locked Diorama every 5 months. Most recently, Alter was updated on October 13, 2026 and Locked Diorama on October 25, 2026.

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