# i河工 vs 油服技术平台

The clearest difference is in-app purchases: i河工 at none against 油服技术平台's 18. i河工 also leads on iOS requirement (9.0 vs 13.0). 油服技术平台's advantage is update cadence (every 6 weeks vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. 油服技术平台 sells 18 one-off in-app purchases. i河工 asks for nothing beyond the download.

i河工 ships an update every 10 months, 油服技术平台 every 6 weeks. The most recent releases landed on August 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | i河工 | 油服技术平台 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/i/id1436019740/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 4.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 111 MB | 91 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [北京新中新诚通信息技术股份有限公司](https://appshunter.io/developer/736575065) | [四川芯码信息技术有限公司](https://appshunter.io/developer/1176423950) |

## What reviewers say

### i河工

[App page](https://appshunter.io/ios/app/i/id1436019740)

This app provides comprehensive mobile services for campus cards, including payments, reservations, and card management. It offers features like recharging, balance inquiries, and reporting lost cards, alongside booking campus facilities.

**Highlights:** Campus card management, Recharge and balance inquiries, Bill and transaction history, Lost card reporting, Campus facility reservations, Campus fee payments

**In-app purchases:** none


### 油服技术平台

[App page](https://appshunter.io/ios/app/id1492056874)

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 采油工中级按月购买 | $1.99 | one-time |
| 采油工高级-按月购买 | $1.99 | one-time |
| 安全标识题库-按月购买 | $1.99 | one-time |
| 井控试题库-月 | $1.99 | one-time |
| 采油工中级-按季购买 | $2.99 | one-time |
| 采油工中级-按年购买 | $2.99 | one-time |
| 采油工高级-按季购买 | $2.99 | one-time |
| 采油工高级-按年购买 | $2.99 | one-time |
| 安全标识题库-按季购买 | $2.99 | one-time |
| 安全标识题库-按年购买 | $2.99 | one-time |
| 井控试题库-季 | $2.99 | one-time |
| 井控试题库-年 | $2.99 | one-time |
| 2024年中石化春招真题 | $2.99 | one-time |
| 2024年中石油秋招真题-按月购买 | $2.99 | one-time |
| 2024年中石化春招真题-季付 | $2.99 | one-time |
| 2024年中石化春招真题-年付 | $2.99 | one-time |
| 2024年中石油秋招真题-按年购买 | $2.99 | one-time |
| 2024年中石油秋招真题-按季度购买 | $2.99 | one-time |


## Frequently asked questions

### Is i河工 free?

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

### Is 油服技术平台 free?

油服技术平台 is free to download, with in-app purchases available.

### Do i河工 or 油服技术平台 have ads?

Neither i河工 nor 油服技术平台 shows ads.

### Which is updated more often, i河工 or 油服技术平台?

i河工 ships an update every 10 months, and 油服技术平台 every 6 weeks. Most recently, i河工 was updated on August 16, 2026 and 油服技术平台 on October 5, 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.*