# 水电运维系统 vs OrigNotes

The clearest difference is update cadence: OrigNotes at every 2 weeks against 水电运维系统's monthly. 水电运维系统's advantage is iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

水电运维系统 ships an update monthly, OrigNotes every 2 weeks. The most recent releases landed on November 7, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | 水电运维系统 | OrigNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (387 ratings)](https://appshunter.io/ios/app/orignotes/id6446162922/reviews)** |
| Number of ratings | — | **387** |
| Positive reviews | — | 84.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 56 MB | 106 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JME(Hunan) Automation Equipment Corp.,LTD](https://appshunter.io/developer/1206723704) | [Hangzhou Future Writing Technology Co.,LTD.](https://appshunter.io/developer/1676398498) |

## What reviewers say

### 水电运维系统

[App page](https://appshunter.io/ios/app/id1559173584)

**Features:** macOS Compatibility

**In-app purchases:** none


### OrigNotes

[App page](https://appshunter.io/ios/app/orignotes/id6446162922)

Capture, organize, and develop your thoughts with a free digital note-taking app. It offers handwritten notes, PDF annotation, mind mapping, and multimedia integration, all optimized for a natural writing experience.

**Highlights:** Handwriting & Drawing with Apple Pencil, PDF Reading & Annotation, Mind Map creation, Handwriting to Text conversion, Powerful Search, Multimedia integration (images, audio, video), Customizable workspace

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

**In-app purchases:** none


## Frequently asked questions

### Is 水电运维系统 free?

水电运维系统 is free to download, with no in-app purchases.

### Is OrigNotes free?

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

### Do 水电运维系统 or OrigNotes have ads?

Neither 水电运维系统 nor OrigNotes shows ads.

### Which is updated more often, 水电运维系统 or OrigNotes?

水电运维系统 ships an update monthly, and OrigNotes every 2 weeks. Most recently, 水电运维系统 was updated on November 7, 2026 and OrigNotes on November 12, 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.*