RGB Express vs LOK Digital
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
RGB Express
A captivating puzzle game where you draw routes for color-delivering trucks. Guide your drivers to ensure each house receives the correct package and watch the deliveries unfold. Offers hundreds of levels with increasing challenges and beautiful graphics.
- Route drawing gameplay
- Color delivery mechanics
- Hundreds of challenging levels
- Retina graphics
- Expert mode for masters
- Hint system
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RGB Express is a unique and beautiful puzzle game. Simple to play, yet super addictive! Fun and challenge for all ages. ● Over 10 million players! * ● Pocket Gamer: GOLD Award - "A jolly, entertaining, sweet-natured puzzler" You are running RGB Express, the one and only company specialized in delivering colors. This is how you do it: 1) Draw routes for your drivers. Make sure that every house receives the correct package. 2) Press play 3) Sit back and watch while RGB Express delivers! Features: ● 400 levels ● Easy gameplay suitable for all ages ● Lots of challenges for puzzle game fans ● Beautiful Retina graphics ● Excellent soundtrack and hilarious sound effects The game starts off with easy puzzles, which will teach you the many tricks, that help you solve the more difficult ones. There are bridges, buttons, sometimes you must swap cargo from one truck to another... Eventually you will meet the mysterious white car! Reviews: • Pocket Gamer: GOLD Award - "A jolly, entertaining, sweet-natured puzzler" • The Unofficial Apple Weblog: "Highly recommended" • GameMob: "RGB Express is a great casual game to pick up and play." • AppAdvice: "The visuals are wonderful, the music is soothing, the controls are intuitive, and the gameplay itself is pretty challenging but on a nice, gradual curve." • 148Apps: "Simply put, RGB Express is a well designed puzzle game. It’s one that’s sure to keep you keen for a while to come, as well as create many head scratching opportunities." • Pocket Tactics: "Even early on, it’s a modest pleasure to play, but for a player who enjoys looking ahead several moves and mentally charting contingencies, the later levels are highly stimulating." • Apple'n'Apps: "RGB Express is an ornately crafted puzzle experience offering equal parts enjoyment and challenge that is a great pick up for your iOS device." EXPERT Mode - The ultimate challenge the for true masters of RGB Express - Design the shortest routes for your trucks - Complete 200 levels to unlock the Expert Mode - Please note: The hints don't always show the optimal solution! About In-App purchases: The game contains free hints that will help you if you get stuck. If you want to use more hints, you can buy them as In-App purchases.
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 RGB Express's $2.99. LOK Digital also leads on update cadence (every 5 days vs every 7 months). RGB Express's advantage is review sentiment (96% vs 83%) and chart position (#178 vs unranked). On rating, ads, in-app purchases and monetization model 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; RGB Express costs $2.99 up front. RGB Express sells 4 one-off in-app purchases and LOK Digital sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for RGB Express against 4.7 for LOK Digital. Both are backed by a comparable volume of ratings — 554 and 167 respectively. Written reviews are what separate them: 96% of RGB Express's written reviews are positive against 83% of LOK Digital's.
RGB Express ships an update every 7 months, LOK Digital every 5 days. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | RGB Express | LOK Digital |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.7 (554 ratings) | 4.7 (167 ratings) — better |
| Positive reviews | 96.3% of reviews — better | 82.6% of reviews |
| Number of ratings | 554 — better | 167 |
| Update frequency | Every 7 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #178 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 46 MB | 535 MB |
| Age rating | 4+ | 4+ |
| Developer | Bad Crane Ltd | Draknek Limited |
Customer experience
RGB Express
LOK Digital
User reviews
RGB Express
From 554 App Store ratingsWhat we love
- 👍 Fun and addictive game
- 🧠 Challenging puzzles
- 💎 Great value for money
- 🎨 Colorful and vibrant graphics
- 🎶 Enjoyable music and sound effects
Room to improve
- 🐛 Occasional bugs and glitches
- 💰 In-app purchases for hints
- 🤔 Some puzzles feel too easy or repetitive
LOK Digital
From 167 App Store ratingsWhat we love
- 👍 Unique and fun puzzles
- 🎨 Charming art style
- 💡 Innovative gameplay mechanics
- 🎉 Engaging and challenging
- 🔓 Generous free trial
Room to improve
- 🔒 Paywall locks out majority of content
- 🐛 Occasional bugs and glitches
- 🔌 Requires internet connection
- 💰 Perceived as overpriced for the content
Bugs and requests
RGB Express
Reported bugs
2 issues- Freezing or crashes on certain levels
- Incorrect par values or impossible solutions
Requested features
4 requests- More levels and cities to explore
- Level editor or custom puzzle creation
- Ability to reset progress or individual levels
- Improved hint system or more free hints
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
RGB Express
- 3 Hints$0.99
- 8 Hints$1.99
- 15 Hints$2.99
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- 50 Hints$5.99
LOK Digital
- Unlock Full Game$5.99









