# SYL vs 4sParts

The clearest difference is update cadence: 4sParts at weekly against SYL's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SYL ships an update every 7 months, 4sParts weekly. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SYL | 4sParts |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Size | 65 MB | 39 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [GK 108 Industrial de Partes de Auto Pecas SA](https://appshunter.io/developer/1569029354) | [diogo mota](https://appshunter.io/developer/1663021975) |

## What reviewers say

### SYL

[App page](https://appshunter.io/ios/app/syl-catalogo/id1102966502)

**Features:** Vision Pro support

**In-app purchases:** none


### 4sParts

[App page](https://appshunter.io/ios/app/4sparts/id6476979563)

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

**In-app purchases:** none


## Frequently asked questions

### Is SYL free?

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

### Is 4sParts free?

4sParts is free to download, with no in-app purchases.

### Do SYL or 4sParts have ads?

Neither SYL nor 4sParts shows ads.

### Which is updated more often, SYL or 4sParts?

SYL ships an update every 7 months, and 4sParts weekly. Most recently, SYL was updated on November 2, 2026 and 4sParts on October 30, 2026.

---

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