# Portals Experiment vs Wall Crawler!

The clearest difference is rating: Wall Crawler! at 4.6 against Portals Experiment's 3.4. Wall Crawler! also leads on review sentiment (56% vs 18%) and ratings volume (14K vs 236). Portals Experiment's advantage is in-app purchases (none vs 1) and update cadence (every 4 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Wall Crawler! sells 1 one-off in-app purchase. Portals Experiment asks for nothing beyond the download.

Wall Crawler! holds the better App Store score, 4.6 against 3.4. That said, the two scores are not equally well evidenced: Wall Crawler! has 14K ratings behind it against 236, so its average is the more settled of the two. Written reviews point the same way: 18% of Portals Experiment's written reviews are positive against 56% of Wall Crawler!'s.

Portals Experiment ships an update every 4 days, Wall Crawler! monthly. The most recent releases landed on October 15, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Portals Experiment | Wall Crawler! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (236 ratings)](https://appshunter.io/ios/app/portals-experiment/id1546440803/reviews) | **[4.6 (14K ratings)](https://appshunter.io/ios/app/wall-crawler/id1561576129/reviews)** |
| Number of ratings | 236 | **14K** |
| Positive reviews | 17.5% of reviews | **56.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Monthly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 430 MB | 245 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [idealump, K.K.](https://appshunter.io/developer/968306307) | [Lion Studios](https://appshunter.io/developer/1362220666) |

## What reviewers say

### Portals Experiment

[App page](https://appshunter.io/ios/app/portals-experiment/id1546440803)

Engage in a physics-based puzzle game where you strategically open and close portals to guide test subjects. Test your spatial reasoning and timing to solve mind-bending challenges.

**Highlights:** Physics-based puzzles, Portal gun mechanics, Strategic portal placement, Mind-bending challenges, Test subject guidance

**In-app purchases:** none

**What reviewers like**

- 🎮 Creative portal-based gameplay concept
- 💡 Helpful hint system for puzzle solving
- 🎯 Fun and entertaining for some players
- 🧠 Good puzzle design when working properly

**What reviewers complain about**

- 🐛 Frequent crashes and stability issues
- 📺 Excessive ads between every level
- ⚠️ Game-breaking bugs preventing progression
- 🎮 Limited portal placement restrictions
- 📱 Incompatible with certain iOS versions

**Reported bugs**

- App crashes after completing levels
- Game closes immediately on startup
- Crashes on specific levels (Level 4, 7, 13, 27, 36)
- Character death mechanics not triggering correctly
- Level progression blocked after crashes

**Requested features**

- Restore unlimited portal placement
- Sandbox/free mode for creative experimentation
- Multiplayer battle mode
- Level builder/creation mode
- Landscape orientation support


### Wall Crawler!

[App page](https://appshunter.io/ios/app/wall-crawler/id1561576129)

Embark on a thrilling superhero mission to rescue a princess by crawling walls, jumping, and battling enemies. Utilize your sticky web to navigate levels and overcome obstacles in this fast-paced adventure.

**Highlights:** Wall crawling mechanics, Jumping and running, Princess rescue missions, Combat with enemies, Level progression, Sticky web ability

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wall Crawler Remove ADS | $2.99 | one-time |

**What reviewers like**

- 👍 Fun gameplay
- 🕷️ Spider-man inspired
- 💡 Interesting skins/characters

**What reviewers complain about**

- 🔍 Lacking in levels/content
- 🔋 Excessive ads
- 🐛 Enemies don't attack

**Reported bugs**

- Enemies don't attack
- Difficulty too easy

**Requested features**

- More levels and content
- Difficulty options
- Open world sequel


## Frequently asked questions

### Is Portals Experiment free?

Portals Experiment is free to download, with no in-app purchases.

### Is Wall Crawler! free?

Wall Crawler! is free to download, with in-app purchases available.

### Which has better reviews, Portals Experiment or Wall Crawler!?

Wall Crawler! is rated higher. Portals Experiment averages 3.4 out of 5 from 236 ratings, while Wall Crawler! averages 4.6 from 14K ratings.

### Do Portals Experiment or Wall Crawler! have ads?

Both Portals Experiment and Wall Crawler! show ads.

### Which is updated more often, Portals Experiment or Wall Crawler!?

Portals Experiment ships an update every 4 days, and Wall Crawler! monthly. Most recently, Portals Experiment was updated on October 15, 2026 and Wall Crawler! on October 21, 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.*