# E Tool vs PVTECH

The clearest difference is iOS requirement: E Tool at 9.0 against PVTECH's 12.0. 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.

E Tool ships an update monthly, PVTECH every 6 weeks. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | E Tool | PVTECH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 14 MB | 28 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [建周 李](https://appshunter.io/developer/1282823592) | [普为光电科技有限公司](https://appshunter.io/developer/1649073318) |

## What reviewers say

### E Tool

[App page](https://appshunter.io/ios/app/e-tool/id1488424681)

**Features:** macOS Compatibility

**In-app purchases:** none


### PVTECH

[App page](https://appshunter.io/ios/app/pvtech/id6443754377)

**In-app purchases:** none


## Frequently asked questions

### Is E Tool free?

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

### Is PVTECH free?

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

### Do E Tool or PVTECH have ads?

Neither E Tool nor PVTECH shows ads.

### Which is updated more often, E Tool or PVTECH?

E Tool ships an update monthly, and PVTECH every 6 weeks. Most recently, E Tool was updated on September 23, 2026 and PVTECH on September 10, 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.*