# E维SaaS vs GUGA

The clearest difference is in-app purchases: E维SaaS at none against GUGA's 3. E维SaaS also leads on iOS requirement (12.0 vs 15.0). GUGA's advantage is update cadence (every 4 days vs every 9 days). On price, ads and device support there is nothing between them.

Both are free to download. GUGA sells 3 one-off in-app purchases. E维SaaS asks for nothing beyond the download.

E维SaaS ships an update every 9 days, GUGA every 4 days. The most recent releases landed on September 10, 2026 and July 3, 2026 respectively.

## The numbers

| Metric | E维SaaS | GUGA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (163 ratings)](https://appshunter.io/ios/app/guga-hyperboard/id1619055819/reviews)** |
| Number of ratings | — | **163** |
| Positive reviews | — | 70.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 69 MB | 705 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Zhongdian Electronics System Technology Co., Ltd.](https://appshunter.io/developer/1164399831) | [GutenbergGalaxy Technology Co.](https://appshunter.io/developer/1592037946) |

## What reviewers say

### E维SaaS

[App page](https://appshunter.io/ios/app/esaas/id1570622976)

**Features:** macOS Compatibility

**In-app purchases:** none


### GUGA

[App page](https://appshunter.io/ios/app/guga-hyperboard/id1619055819)

This app combines notebook, whiteboard, and card functionalities for diverse learning needs. It allows for importing various formats, multi-layer handwriting, and creating interconnected learning materials. Share your progress and access cross-device data with ease.

**Highlights:** Import various notebook formats, Multi-layer handwriting support, Create and link cards, Multi-level whiteboard functionality, Cross-device data sharing, Community sharing platform

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Limited-time Discount C | $4.99 | one-time |
| Limited-time Discount B | $6.99 | one-time |
| Unlock GUGA PRO | $9.99 | one-time |

**What reviewers like**

- 👍 User-friendly interface
- 💡 Handwriting search capability
- 🌟 Good for note-taking and studying
- 🎨 Beautiful app design
- ✍️ Natural pen strokes

**What reviewers complain about**

- 🐛 Pencil direction not rotating
- 🐛 Terms and Privacy Policy not accessible
- 🐛 Cannot log in
- 🐛 iCloud sync glitchy
- 🐛 Notes erased when switching devices

**Reported bugs**

- Pencil direction does not rotate with pencil movement
- Cannot check Terms and Privacy Policy on first app open
- Cannot log in
- iCloud sync is glitchy
- Notes get erased when switching devices

**Requested features**

- Allow Apple Pencil to transition to previous tool
- Adapt to Apple Pencil Pro squeeze gesture
- Return to previous PDF card viewing mode
- Allow Mac OS version with iCloud syncing
- Add auto backup to other cloud drives (Google Drive, OneDrive)


## Frequently asked questions

### Is E维SaaS free?

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

### Is GUGA free?

GUGA is free to download, with in-app purchases available.

### Do E维SaaS or GUGA have ads?

Neither E维SaaS nor GUGA shows ads.

### Which is updated more often, E维SaaS or GUGA?

E维SaaS ships an update every 9 days, and GUGA every 4 days. Most recently, E维SaaS was updated on September 10, 2026 and GUGA on July 3, 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.*