# 掌上运维3.0 vs 弹指营计算器

The clearest difference is device support: 掌上运维3.0 at 2 against 弹指营计算器's —. 掌上运维3.0 also leads on iOS requirement (9.0 vs 12.0). On price 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.

## The numbers

| Metric | 掌上运维3.0 | 弹指营计算器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 6 weeks | — |
| Size | 28 MB | 42 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Shandong Rongwei Information Technology Co.,ltd.](https://appshunter.io/developer/1448813453) | [DengTa Financial Information Co., Ltd.](https://appshunter.io/developer/1068091023) |

## What reviewers say

### 掌上运维3.0

[App page](https://appshunter.io/ios/app/30/id1448963503)

**Features:** macOS Compatibility

**In-app purchases:** none


### 弹指营计算器

[App page](https://appshunter.io/ios/app/id6511229990)

**In-app purchases:** none


## Frequently asked questions

### Is 掌上运维3.0 free?

掌上运维3.0 is free to download, with no in-app purchases.

### Is 弹指营计算器 free?

弹指营计算器 is free to download, with no in-app purchases.

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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.*