# V16IoT vs lang

The clearest difference is update cadence: lang at every 9 days against V16IoT's every 3 weeks. V16IoT's advantage is iOS requirement (13.0 vs 18.2). 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.

V16IoT ships an update every 3 weeks, lang every 9 days. The most recent releases landed on September 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | V16IoT | lang |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 43 MB | 2 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [胜火 冯](https://appshunter.io/developer/1808362218) | [Nikolai Bazlov](https://appshunter.io/developer/6785272410) |

## What reviewers say

### V16IoT

[App page](https://appshunter.io/ios/app/v16iot-sos/id6749419777)

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

**In-app purchases:** none


### lang

[App page](https://appshunter.io/ios/app/lang-lang/id6785272408)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is V16IoT free?

V16IoT is free to download, with no in-app purchases.

### Is lang free?

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

### Do V16IoT or lang have ads?

Neither V16IoT nor lang shows ads.

### Which is updated more often, V16IoT or lang?

V16IoT ships an update every 3 weeks, and lang every 9 days. Most recently, V16IoT was updated on September 20, 2026 and lang on October 9, 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.*