Unit 404 vs LOK Digital
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Unit 404
Navigate an abandoned sci-fi complex by solving intricate puzzles in this platformer. Explore over 70 unique levels, each with evolving mechanics and visual styles, as the challenge steadily increases.
- Sci-fi puzzle platformer gameplay
- Over 70 handcrafted levels
- Evolving game mechanics
- Increasing difficulty
- Unique visual themes
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"Unit 404" is a sci-fi puzzle platformer game. Find a way out of the abandoned sci-fi complex through solving various puzzles. The game has more than 70 handcrafted levels with various game mechanics and visual themes. The difficulty keeps growing as you progress through the game.
LOK Digital
Engage with a cryptic language where words possess unique abilities to alter your surroundings. Explore diverse worlds, each introducing new mechanics to solve mind-bending puzzles and help creatures thrive by spelling words that shape their environment.
- Discover cryptic language with world-changing words
- Learn new mechanics in 15 distinct worlds
- Procedurally generated daily puzzles
- Expand LOK creatures' civilization
- 150+ puzzle campaign
- Daily puzzle mode with leaderboards
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Start the game for free - only one transaction to unlock the full game! DISCOVER A CRYPTIC LANGUAGE OF WORLD-CHANGING WORDS Learn the rules as you go and uncover how each new word has its own special ability to change the world around you in deep and surprising ways. Expand your vocabulary through 15 distinct worlds, each one exploring a new mechanic and completely shaking up the way you solve puzzles. MASTER THEIR MIND-BENDING EFFECTS With approachable mechanics and mind-bending gameplay, LOK Digital invites you to return every day for new procedurally generated puzzles showcasing the breadth and depth of mechanics. HELP THE LOK CREATURES THRIVE Bring the LOK creatures to life by spelling words that shape their world. They can only live on blackened tiles, so by solving puzzles you're expanding their horizons and helping their civilization thrive. Features: Intuitive mechanics and many magical words to find and learn Elegant, hand-drawn art style and meditative, entrancing soundtrack Learn the nuances of the LOK language across the 150+ puzzle campaign Demonstrate your mastery of the mechanics in the expertly crafted daily puzzle mode and compete on the leaderboards Based on the critically acclaimed puzzle book, LOK Published by the award-winning puzzle experts, Draknek & Friends, the team behind A Monster’s Expedition, Cosmic Express, Bonfire Peaks, and more
Screenshots
Verdict
The clearest difference is price: LOK Digital at Free against Unit 404's $1.99. LOK Digital also leads on ratings volume (159 vs 17). Unit 404's advantage is in-app purchases (none vs 1) and iOS requirement (10.0 vs 13.0). On rating, review sentiment, update cadence and ads 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
LOK Digital is free to download; Unit 404 costs $1.99 up front. LOK Digital sells 1 one-off in-app purchase. Unit 404 asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Unit 404 against 4.7 for LOK Digital. That said, the two scores are not equally well evidenced: LOK Digital has 159 ratings behind it against 17, so its average is the more settled of the two. Written reviews are what separate them: 89% of Unit 404's written reviews are positive against 83% of LOK Digital's.
Unit 404 ships an update every 3 days, LOK Digital every 5 days. The most recent releases landed on September 18, 2026 and September 28, 2026 respectively.
| Parameter | Unit 404 | LOK Digital |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.8 (17 ratings) — better | 4.7 (159 ratings) |
| Positive reviews | 89.3% of reviews — better | 82.9% of reviews |
| Number of ratings | 17 | 159 — better |
| Update frequency | Every 3 days — better | Every 5 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 596 MB | 535 MB |
| Age rating | 9+ | 4+ |
| Developer | Maxim Urusov | Draknek Limited |
Customer experience
Unit 404
LOK Digital
Bugs and requests
Unit 404
Not enough reviews yet to summarise bugs or requests.
LOK Digital
Reported bugs
3 issues- Levels not progressing as expected
- Purchased content not registering
- Controls not responsive at times
Requested features
4 requests- Offline mode
- More free content
- Improved controls for tablet/iPad
- Clearer indication of paid vs free content
In-app purchases
Unit 404
No in-app purchases
LOK Digital
- Unlock Full Game$5.99
