Comparison

Idle Chest vs BioDecoder

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

Head to head
About

Idle Chest

Embark on a treasure-hunting adventure where every click earns rewards. Upgrade your skills, collect and enhance equipment, and unlock unique abilities. Discover the secrets of this world through engaging gameplay and an addictive incremental experience.

Highlights
  • Open various chests
  • Loot and upgrade equipment
  • Buy skill upgrades
  • Unlock unique skills
  • Discover game story
Features
Read full description

Dive in "Idle Chest", an adventure where each click brings you closer to fabulous treasures. Earn rewards, upgrade your skills, and unlock new chests for endless fun! Get ready to be hooked on this addictive endless incremental clicker experience! * OPEN CHESTS Open a variety of chests and discover everything they hide, from equipments to resources or other awesome chests! * LOOT EQUIPMENTS Collect different equipments upgrade them and equip them to gain bonus and discover more legendary equipments! * BUY UPGRADES Upgrade your opening skills by buying upgrades to allow you to drop more rewards and open chests faster! * UNLOCK UNIQUE SKILLS Using skill points, unlock every skills in the skill tree to become stronger and obtain unique powers! * DISCOVER THE STORY Progress in the game to discover the secret behind this world! Come discover "Idle Chest", the new incremental, clicker game which you wouldn't want to miss !

About

BioDecoder

Features
Read full description

Enter the world of BioDecoder, a thrilling puzzle experience where logic, memory, and deduction are your greatest weapons. Humanity’s future is on the line – a mysterious code holds the key to survival, and only you can break it. Your mission is simple to explain but challenging to master: uncover the correct sequence before time runs out. Each guess brings you closer to the solution, but also tests your ability to think ahead, eliminate possibilities, and adapt to new challenges. With multiple difficulty levels – from relaxed brain-teasing to extreme code-breaking – BioDecoder is designed for both casual players and true puzzle veterans. Every level offers a fresh challenge, ensuring the game stays engaging no matter how many times you play. Features: • Engaging code-breaking gameplay inspired by timeless classics, with a modern twist. • Four difficulty levels: Beginner, Medium, Hard, and Extreme. • Stylish, clean interface for an intuitive and immersive experience. • Built-in haptic feedback for a tactile feel to every action. • Play at your own pace or race against the clock in timed modes. Whether you have a few minutes to spare or want to sink into an intense puzzle session, BioDecoder offers the perfect mental workout. Can you crack the code and save humanity?

Screenshots

Idle Chest4 screens
BioDecoder3 screens

Verdict

The call

The clearest difference is ads: BioDecoder at none against Idle Chest's shown. Idle Chest's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.5). On price, update cadence 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. Idle Chest sells 5 one-off in-app purchases and BioDecoder sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Idle Chest ships an update every 10 days, BioDecoder fortnightly. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 7 level
Idle Chest versus BioDecoder: the parameters behind the verdict, then further details
ParameterIdle ChestBioDecoder
PriceFreeFree
Rating4.5 (109 ratings) — better—
Positive reviews80.7% of reviews—
Number of ratings109 — better—
Update frequencyEvery 10 days — betterFortnightly
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better18.5
Further details — not scored
Size192 MB2 MB
Age rating4+12+
DeveloperThomas GunzburgerRichard Magney

Bugs and requests

Idle Chest

Reported bugs

2 issues
  • Progress resets or reverts
  • Minions not working after equipping 'Chosen One'

Requested features

2 requests
  • Dark mode option
  • Better UI for comparing damage sources

BioDecoder

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Idle Chest

One-time5
  • Underwater Background Skin$3.99
  • Underwater Chests Skin$3.99
  • Underwater Acolytes Skin$3.99
Show 2 more
  • No Ads$3.99
  • Underwater Complete Skins Pack$8.99
3 purchases

BioDecoder

One-time3
  • Small Tip$0.99
  • Medium Tip$3.99
  • Large Tip$8.99

Questions

Is Idle Chest free?
Idle Chest is free to download, with in-app purchases available.
Is BioDecoder free?
BioDecoder is free to download, with in-app purchases available.
Do Idle Chest or BioDecoder have ads?
Idle Chest shows ads; BioDecoder does not.
Which is updated more often, Idle Chest or BioDecoder?
Idle Chest ships an update every 10 days, and BioDecoder fortnightly. Most recently, Idle Chest was updated on October 11, 2026 and BioDecoder on October 14, 2026.

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