# OSSTEM Chart Scan vs VD shot Lite

The clearest difference is update cadence: OSSTEM Chart Scan at every 4 months against VD shot Lite's every 21 months. OSSTEM Chart Scan also leads on iOS requirement (11.0 vs 15.6). 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.

OSSTEM Chart Scan ships an update every 4 months, VD shot Lite every 21 months. The most recent releases landed on September 26, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | OSSTEM Chart Scan | VD shot Lite |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 21 months |
| Size | 140 MB | 16 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Osstem Implant Co., Ltd.](https://appshunter.io/developer/433846138) | [DIO Corporation](https://appshunter.io/developer/510262964) |

## What reviewers say

### OSSTEM Chart Scan

[App page](https://appshunter.io/ios/app/osstem-chart-scan/id1517750010)

**Features:** Vision Pro support

**In-app purchases:** none


### VD shot Lite

[App page](https://appshunter.io/ios/app/vd-shot-lite/id1641674796)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OSSTEM Chart Scan free?

OSSTEM Chart Scan is free to download, with no in-app purchases.

### Is VD shot Lite free?

VD shot Lite is free to download, with no in-app purchases.

### Do OSSTEM Chart Scan or VD shot Lite have ads?

Neither OSSTEM Chart Scan nor VD shot Lite shows ads.

### Which is updated more often, OSSTEM Chart Scan or VD shot Lite?

OSSTEM Chart Scan ships an update every 4 months, and VD shot Lite every 21 months. Most recently, OSSTEM Chart Scan was updated on September 26, 2026 and VD shot Lite on October 8, 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.*