# RGB Express vs LOK Digital

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 ratings volume (554 vs 167). On rating, ads, in-app purchases and monetization model there is nothing between them.

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 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | RGB Express | LOK Digital |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.7 (554 ratings)](https://appshunter.io/ios/app/rgb-express/id887362336/reviews) | **[4.7 (167 ratings)](https://appshunter.io/ios/app/lok-digital/id6476513210/reviews)** |
| Number of ratings | **554** | 167 |
| Positive reviews | **96.3% of reviews** | 82.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 46 MB | 535 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bad Crane Ltd](https://appshunter.io/developer/637469988) | [Draknek Limited](https://appshunter.io/developer/482086711) |

## What reviewers say

### RGB Express

[App page](https://appshunter.io/ios/app/rgb-express/id887362336)

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.

**Highlights:** Route drawing gameplay, Color delivery mechanics, Hundreds of challenging levels, Retina graphics, Expert mode for masters, Hint system

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Hints | $0.99 | one-time |
| 8 Hints | $1.99 | one-time |
| 15 Hints | $2.99 | one-time |
| 50 Hints | $5.99 | one-time |

**What reviewers like**

- 👍 Fun and addictive game
- 🧠 Challenging puzzles
- 💎 Great value for money
- 🎨 Colorful and vibrant graphics
- 🎶 Enjoyable music and sound effects

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 💰 In-app purchases for hints
- 🤔 Some puzzles feel too easy or repetitive

**Reported bugs**

- Freezing or crashes on certain levels
- Incorrect par values or impossible solutions

**Requested features**

- 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

[App page](https://appshunter.io/ios/app/lok-digital/id6476513210)

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.

**Highlights:** 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

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Game | $5.99 | one-time |

**What reviewers like**

- 👍 Unique and fun puzzles
- 🎨 Charming art style
- 💡 Innovative gameplay mechanics
- 🎉 Engaging and challenging
- 🔓 Generous free trial

**What reviewers complain about**

- 🔒 Paywall locks out majority of content
- 🐛 Occasional bugs and glitches
- 🔌 Requires internet connection
- 💰 Perceived as overpriced for the content

**Reported bugs**

- Levels not progressing as expected
- Purchased content not registering
- Controls not responsive at times

**Requested features**

- Offline mode
- More free content
- Improved controls for tablet/iPad
- Clearer indication of paid vs free content


## Frequently asked questions

### Is RGB Express free?

RGB Express costs $2.99, and also offers in-app purchases.

### Is LOK Digital free?

LOK Digital is free to download, with in-app purchases available.

### Which has better reviews, RGB Express or LOK Digital?

LOK Digital is rated higher. RGB Express averages 4.7 out of 5 from 554 ratings, while LOK Digital averages 4.7 from 167 ratings.

### Do RGB Express or LOK Digital have ads?

Neither RGB Express nor LOK Digital shows ads.

### Which is updated more often, RGB Express or LOK Digital?

RGB Express ships an update every 7 months, and LOK Digital every 5 days. Most recently, RGB Express was updated on November 6, 2026 and LOK Digital on November 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*