# Sinum vs AutoWorld164

The clearest difference is update cadence: AutoWorld164 at every 10 days against Sinum's every 3 weeks. 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.

Sinum ships an update every 3 weeks, AutoWorld164 every 10 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Sinum | AutoWorld164 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/autoworld164/id6761753596/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | — | Free |
| Size | 92 MB | 63 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TECH Sterowniki](https://appshunter.io/developer/1155426726) | [Anatol Karamanyan](https://appshunter.io/developer/1874010381) |

## What reviewers say

### Sinum

[App page](https://appshunter.io/ios/app/sinum/id1598099137)

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

**In-app purchases:** none


### AutoWorld164

[App page](https://appshunter.io/ios/app/autoworld164/id6761753596)

Organize your 1:64 scale model car collection with this digital garage app. Catalog models, track their value, and manage your collection efficiently. Avoid buying duplicates and easily find specific items within your organized inventory.

**Highlights:** Catalog 1:64 scale models, Track collection value, Organize by brand, model, series, Smart photo gallery, Local data backup, Generate model spec cards

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

**In-app purchases:** none


## Frequently asked questions

### Is Sinum free?

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

### Is AutoWorld164 free?

AutoWorld164 is free to download, with no in-app purchases.

### Do Sinum or AutoWorld164 have ads?

Neither Sinum nor AutoWorld164 shows ads.

### Which is updated more often, Sinum or AutoWorld164?

Sinum ships an update every 3 weeks, and AutoWorld164 every 10 days. Most recently, Sinum was updated on November 3, 2026 and AutoWorld164 on October 31, 2026.

---

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