# TESNA vs DX641升级工具

TESNA and DX641升级工具 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

TESNA ships an update every 6 days, DX641升级工具 weekly. The most recent releases landed on October 7, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | TESNA | DX641升级工具 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Size | 80 MB | 24 MB |
| Requires iOS | 14 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Lingsong Shenghuo Technology Co., Ltd.](https://appshunter.io/developer/1717403023) | [Duoxie Information Technologies Co.,Ltd](https://appshunter.io/developer/1098139565) |

## What reviewers say

### TESNA

[App page](https://appshunter.io/ios/app/tesna/id6472654782)

**In-app purchases:** none


### DX641升级工具

[App page](https://appshunter.io/ios/app/dx641/id6757922514)

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

**In-app purchases:** none


## Frequently asked questions

### Is TESNA free?

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

### Is DX641升级工具 free?

DX641升级工具 is free to download, with no in-app purchases.

### Do TESNA or DX641升级工具 have ads?

Neither TESNA nor DX641升级工具 shows ads.

### Which is updated more often, TESNA or DX641升级工具?

TESNA ships an update every 6 days, and DX641升级工具 weekly. Most recently, TESNA was updated on October 7, 2026 and DX641升级工具 on September 24, 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.*