# Advance VTS vs OpenStop

The clearest difference is update cadence: OpenStop at every 6 months against Advance VTS's every 21 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.

Advance VTS ships an update every 21 months, OpenStop every 6 months. Both last shipped on September 17, 2026.

## The numbers

| Metric | Advance VTS | OpenStop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 6 months** |
| Size | 50 MB | 41 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vaishali C Peddintiwar](https://appshunter.io/developer/1424826187) | [Technische Universitaet Chemnitz](https://appshunter.io/developer/1652901585) |

## What reviewers say

### Advance VTS

[App page](https://appshunter.io/ios/app/advance-vts/id1585479306)

**Features:** macOS Compatibility

**In-app purchases:** none


### OpenStop

[App page](https://appshunter.io/ios/app/openstop/id6740262037)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Advance VTS free?

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

### Is OpenStop free?

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

### Do Advance VTS or OpenStop have ads?

Neither Advance VTS nor OpenStop shows ads.

### Which is updated more often, Advance VTS or OpenStop?

Advance VTS ships an update every 21 months, and OpenStop every 6 months. Most recently, Advance VTS was updated on September 17, 2026 and OpenStop on September 17, 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.*