# GaoDi (高低) vs String Art

The clearest difference is in-app purchases: GaoDi (高低) at none against String Art's 3. GaoDi (高低) also leads on ads (none vs shown). String Art's advantage is update cadence (every 2 weeks vs every 40 months) and iOS requirement (15.0 vs 18.0). On price and device support there is nothing between them.

Both are free to download. String Art sells 3 one-off in-app purchases. GaoDi (高低) asks for nothing beyond the download.

GaoDi (高低) ships an update every 40 months, String Art every 2 weeks. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | GaoDi (高低) | String Art |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (26K ratings)](https://appshunter.io/ios/app/string-art/id6443872608/reviews)** |
| Number of ratings | — | **26K** |
| Positive reviews | — | 37.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 40 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 208 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Julian LEE](https://appshunter.io/developer/993479021) | [SUPERSONIC STUDIOS LTD](https://appshunter.io/developer/1499845738) |

## What reviewers say

### GaoDi (高低)

[App page](https://appshunter.io/ios/app/gaodi/id1185420460)

**Features:** macOS Compatibility

**In-app purchases:** none


### String Art

[App page](https://appshunter.io/ios/app/string-art/id6443872608)

Create unique visual art using digital strings. Design intricate patterns and colorful masterpieces with an intuitive interface. Unleash your creativity and explore endless artistic possibilities.

**Highlights:** Create string art, Design intricate patterns, Use digital strings, Explore artistic possibilities, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |
| No Ads+10,000 Money | $3.99 | one-time |
| No Ads+10,000 Money+1000 Gem | $5.99 | one-time |

**What reviewers like**

- ⭐ Great game
- 👍 Fun and satisfying
- 😌 Relaxing and calming

**What reviewers complain about**

- 💸 Too many ads
- ⏱️ Takes too long to complete pictures
- 🔍 Finished art doesn't match the reference

**Reported bugs**

- Ads don't go away even with paid ad-free option
- Game resets settings when moving to next level

**Requested features**

- More level variety
- Offline play mode
- Ability to customize art frames


## Frequently asked questions

### Is GaoDi (高低) free?

GaoDi (高低) is free to download, with no in-app purchases.

### Is String Art free?

String Art is free to download, with in-app purchases available.

### Do GaoDi (高低) or String Art have ads?

String Art shows ads; GaoDi (高低) does not.

### Which is updated more often, GaoDi (高低) or String Art?

GaoDi (高低) ships an update every 40 months, and String Art every 2 weeks. Most recently, GaoDi (高低) was updated on October 2, 2026 and String Art on October 13, 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.*