# Bubble Tower 3D! vs Memory Lines

The clearest difference is review sentiment: Memory Lines at 100% against Bubble Tower 3D!'s 49%. Memory Lines also leads on in-app purchases (none vs 10) and update cadence (every 6 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Bubble Tower 3D! sells 10 one-off in-app purchases. Memory Lines asks for nothing beyond the download.

Bubble Tower 3D! ships an update every 3 weeks, Memory Lines every 6 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Bubble Tower 3D! | Memory Lines |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (22K ratings)](https://appshunter.io/ios/app/bubble-tower-3d/id6449985619/reviews)** | — |
| Number of ratings | **22K** | — |
| Positive reviews | 49.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 339 MB | 46 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [Vinay Kumar](https://appshunter.io/developer/1896567742) |

## What reviewers say

### Bubble Tower 3D!

[App page](https://appshunter.io/ios/app/bubble-tower-3d/id6449985619)

Engage in a classic 3D bubble-popping puzzle game. Tap and shoot to clear all bubbles, challenging your brain with this addictive color-matching experience.

**Highlights:** Classic bubble pop gameplay, 3D graphics, Tap and shoot mechanics, Brain training puzzle, Color-matching challenges, Relaxing gameplay

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 150 coins | $1.99 | one-time |
| Tiny coins pack | $1.99 | one-time |
| 650 coins | $7.99 | one-time |
| no ads | $7.99 | one-time |
| Small coins pack | $7.99 | one-time |
| one time offer #4 | $8.99 | one-time |
| limited offer #4 | $9.99 | one-time |
| pack + noads | $9.99 | one-time |
| 1800 coins | $14.99 | one-time |
| Medium Coins Pack | $14.99 | one-time |

**What reviewers like**

- 🚀 Fun and relaxing
- 👍 Good challenge levels
- ❤️ Enjoyable gameplay
- 🎨 Vibrant colors
- 🕰️ Passes a lot of time

**What reviewers complain about**

- 💰 Expensive to remove ads
- 📺 Too many ads
- 🐛 Freezing and crashing issues
- 🤢 Causes nausea with new tilted view
- 🎨 Not colorblind friendly

**Reported bugs**

- Ads cause screen blackouts and prevent rewards
- Paid ad-free version not working as expected
- Progress not restored after reinstalling

**Requested features**

- More variety in levels and tower designs
- Ability to use earned coins for something meaningful
- Option to change color of balls without paying
- Colorblind mode with shapes on bubbles


### Memory Lines

[App page](https://appshunter.io/ios/app/memory-lines-memory-puzzle/id6768393873)

Test your visual memory and focus by memorizing and redrawing glowing patterns before they disappear. Engage in challenging single-player puzzles or compete against others worldwide in real-time multiplayer battles. Track your progress and unlock rewards as you sharpen your brain.

**Highlights:** Visual memory challenges, Brain training puzzles, Multiplayer brain battles, Offline solo gameplay, Daily rewards and streaks, Achievements and progression, Replay export and sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Tower 3D! free?

Bubble Tower 3D! is free to download, with in-app purchases available.

### Is Memory Lines free?

Memory Lines is free to download, with no in-app purchases.

### Do Bubble Tower 3D! or Memory Lines have ads?

Both Bubble Tower 3D! and Memory Lines show ads.

### Which is updated more often, Bubble Tower 3D! or Memory Lines?

Bubble Tower 3D! ships an update every 3 weeks, and Memory Lines every 6 days. Most recently, Bubble Tower 3D! was updated on November 5, 2026 and Memory Lines on October 31, 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.*