Decodia: Hacker Logic Puzzle

Busra Hekimoglu · Games

Free

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Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Oct 19, 2026
New version 1.0.3 → 1.0.4

New: Chapters 9 and 10. ZERO's last backups are hiding: wire dormant server clusters, bend lasers through mirror vaults, jam a radio network and shove data blocks into the shredder (50 missions). Four side jobs branch off the map in Chapters 1–4, each with a brand-new puzzle: a binary grid, a logic-gate lock, a sliding packet on ice and a minefield scan. Spot the spark on the map or on the mission result screen. 8 new puzzle types (16 in all) and 4 new badges (28).

Oct 18, 2026
New version 1.0.2 → 1.0.3
Oct 15, 2026
New version 1.0.1 → 1.0.2
Oct 13, 2026
New version 1.0.0 → 1.0.1

Screenshots

About

Slip into the terminal and break into a chain of secure systems, one puzzle at a time. Decodia is a hacking-themed logic puzzle game. The hacking is all story; the gameplay is pure puzzle solving, so you never need to know anything about computers or code. Every mission is a short break-in with several gates to crack: • Keypad locks: read the leaked clues and deduce the one code that fits them all. • Token forging: overlay circuit fragments until they match the target exactly. • Network rerouting: rotate pipe tiles until the signal reaches every node. • Cipher decoding: turn the dial and decrypt intercepted messages. • Infiltration: step past turning cameras and reach the exit unseen. • Code probes: read the scored guesses and name the hidden symbol code. • Firewalls: slide blocks out of the way to free a trapped packet. • Signal maps: rebuild hidden pictures from row and column clues. • Uplinks: wire numbered servers together with straight cables that never cross. • Laser locks: flip mirrors until the beam lights every receiver. • Frequency jamming: give linked transmitters different channels. • Data push: shove data blocks into the shredder slots, one step at a time. Side jobs branch off the map with puzzles of their own: binary grids, logic-gate locks, packets sliding on ice and trap scans. Collect evidence as you go, so you never have to memorize a clue. Every wrong answer raises your trace; fill the meter and the system rotates its keys. Stuck? Up to three hints per puzzle; the first is always free. Finish missions to unlock the next ones, earn BREACHED, CLEAN and GHOST ranks, and collect 28 achievement badges. Can you clear a mission with no hints, no trace and under the target time? • 50 handcrafted missions in 10 chapters, plus 4 side jobs • 16 kinds of puzzles, all solved by logic, never by guessing • Free to play: energy for new missions refills over time, and Chapter 1 and replays are always free • No account; one optional purchase removes all ads and gives unlimited energy • Plays offline; your progress stays on your device • One-handed portrait play with sound and haptic feedback

What's new · 1.0.4

New: Chapters 9 and 10. ZERO's last backups are hiding: wire dormant server clusters, bend lasers through mirror vaults, jam a radio network and shove data blocks into the shredder (50 missions). Four side jobs branch off the map in Chapters 1–4, each with a brand-new puzzle: a binary grid, a logic-gate lock, a sliding packet on ice and a minefield scan. Spot the spark on the map or on the mission result screen. 8 new puzzle types (16 in all) and 4 new badges (28).

Details

ReleasedOct 2026
UpdatedOct 2026
Version1.0.4
Size35 MB
RequiresiOS 16.4 or later
Age rating4+
LanguagesEnglish
PriceFree
Categories GamesPuzzle
Bundle IDcom.noxtri.decodia