# VIKOR ES vs TJDZ

The clearest difference is iOS requirement: TJDZ at 12.0 against VIKOR ES's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | VIKOR ES | TJDZ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 7 MB | 33 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [爽 余](https://appshunter.io/developer/1534844232) | [Guangzhou Tianjian Automotive Products Co., Ltd](https://appshunter.io/developer/1716284778) |

## What reviewers say

### VIKOR ES

[App page](https://appshunter.io/ios/app/vikor-es/id1628507713)

**Features:** macOS Compatibility

**In-app purchases:** none


### TJDZ

[App page](https://appshunter.io/ios/app/tjdz/id6471932553)

**In-app purchases:** none


## Frequently asked questions

### Is VIKOR ES free?

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

### Is TJDZ free?

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

### Do VIKOR ES or TJDZ have ads?

Neither VIKOR ES nor TJDZ shows ads.

### Which is updated more often, VIKOR ES or TJDZ?

VIKOR ES ships an update every 2 months, and TJDZ every 2 months. Most recently, VIKOR ES was updated on September 23, 2026 and TJDZ on September 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.*