# Portrait String Art Maker vs Thread Circle by BPZone

The clearest difference is in-app purchases: Thread Circle by BPZone at none against Portrait String Art Maker's 1. Thread Circle by BPZone also leads on update cadence (every 4 days vs monthly). Portrait String Art Maker's advantage is ads (none vs shown) and iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Portrait String Art Maker sells 1 one-off in-app purchase. Thread Circle by BPZone asks for nothing beyond the download.

Portrait String Art Maker ships an update monthly, Thread Circle by BPZone every 4 days. The most recent releases landed on September 3, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Portrait String Art Maker | Thread Circle by BPZone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/portrait-string-art-maker/id6753944805/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 51 MB | 12 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stayboba](https://appshunter.io/developer/1845853141) | [Behrooz Amerishahrabi](https://appshunter.io/developer/6772366260) |

## What reviewers say

### Portrait String Art Maker

[App page](https://appshunter.io/ios/app/portrait-string-art-maker/id6753944805)

Transform your photos into unique string art patterns optimized for portraits. This app enhances facial features for lifelike creations, offering step-by-step guides for DIY projects. Perfect for personalized gifts and home decor.

**Highlights:** Face-optimized algorithm, Photo to string art pattern conversion, Step-by-step thread placement guide, Circular and square frame optimization, Offline pattern generation, PDF pattern export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stayboba | $19.99 | one-time |


### Thread Circle by BPZone

[App page](https://appshunter.io/ios/app/thread-circle-by-bpzone/id6780307048)

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

**In-app purchases:** none


## Frequently asked questions

### Is Portrait String Art Maker free?

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

### Is Thread Circle by BPZone free?

Thread Circle by BPZone is free to download, with no in-app purchases.

### Do Portrait String Art Maker or Thread Circle by BPZone have ads?

Thread Circle by BPZone shows ads; Portrait String Art Maker does not.

### Which is updated more often, Portrait String Art Maker or Thread Circle by BPZone?

Portrait String Art Maker ships an update monthly, and Thread Circle by BPZone every 4 days. Most recently, Portrait String Art Maker was updated on September 3, 2026 and Thread Circle by BPZone on September 18, 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.*