# 石油计量 vs 电e盾

The clearest difference is iOS requirement: 电e盾 at 12.0 against 石油计量's 17.6. 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 October 8, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 石油计量 | 电e盾 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 30 MB | 153 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [天津杰迪数码科技有限公司](https://appshunter.io/developer/1329179203) | [河北新大长远电力科技股份有限公司](https://appshunter.io/developer/1374042715) |

## What reviewers say

### 石油计量

[App page](https://appshunter.io/ios/app/id1329179204)

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

**In-app purchases:** none


### 电e盾

[App page](https://appshunter.io/ios/app/e/id6445978566)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 石油计量 free?

石油计量 is free to download, with no in-app purchases.

### Is 电e盾 free?

电e盾 is free to download, with no in-app purchases.

### Do 石油计量 or 电e盾 have ads?

Neither 石油计量 nor 电e盾 shows ads.

### Which is updated more often, 石油计量 or 电e盾?

石油计量 ships an update every 2 months, and 电e盾 every 2 months. Most recently, 石油计量 was updated on October 8, 2026 and 电e盾 on October 18, 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.*