# i Open EDOC vs Bubble Level ( Water level )

The clearest difference is ads: i Open EDOC at none against Bubble Level ( Water level )'s shown. i Open EDOC also leads on rating (5.0 vs 4.8) and monetization model (free vs ad-supported). Bubble Level ( Water level )'s advantage is ratings volume (239 vs 1) and update cadence (every 2 months vs every 10 months). On price, 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.

i Open EDOC holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Bubble Level ( Water level ) has 239 ratings behind it against 1, so its average is the more settled of the two.

i Open EDOC ships an update every 10 months, Bubble Level ( Water level ) every 2 months. The most recent releases landed on October 9, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | i Open EDOC | Bubble Level ( Water level ) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/i-open-edoc/id498486254/reviews)** | [4.8 (239 ratings)](https://appshunter.io/ios/app/bubble-level-water-level/id908924787/reviews) |
| Number of ratings | 1 | **239** |
| Positive reviews | — | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | **Free** | Ad-supported |
| Size | 5 MB | 6 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Datu Sistemas, SIA](https://appshunter.io/developer/498486257) | [EONSOFT](https://appshunter.io/developer/899851112) |

## What reviewers say

### i Open EDOC

[App page](https://appshunter.io/ios/app/i-open-edoc/id498486254)

This utility app allows iPhone and iPad users to open and view electronically signed documents in the EDOC format received via email. It automatically recognizes *.edoc email attachments and displays the contents of each signed document, along with the signer's name and signing time.

**Highlights:** Open EDOC email attachments, View signed document contents, Display signer's name, Show signing time, Automatic file recognition

**Features:** macOS Compatibility

**In-app purchases:** none


### Bubble Level ( Water level )

[App page](https://appshunter.io/ios/app/bubble-level-water-level/id908924787)

This utility app functions as a digital spirit level. It helps users determine horizontal and vertical alignment for various tasks, such as hanging frames or installing TVs. The app provides precise measurements for circular, X-axis, and Y-axis tilts.

**Highlights:** Digital spirit level, Horizontal and vertical alignment, Circular tilt measurement, X-axis tilt information, Y-axis tilt information

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is i Open EDOC free?

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

### Is Bubble Level ( Water level ) free?

Bubble Level ( Water level ) is free to download, with no in-app purchases.

### Which has better reviews, i Open EDOC or Bubble Level ( Water level )?

i Open EDOC is rated higher. i Open EDOC averages 5.0 out of 5 from 1 ratings, while Bubble Level ( Water level ) averages 4.8 from 239 ratings.

### Do i Open EDOC or Bubble Level ( Water level ) have ads?

Bubble Level ( Water level ) shows ads; i Open EDOC does not.

### Which is updated more often, i Open EDOC or Bubble Level ( Water level )?

i Open EDOC ships an update every 10 months, and Bubble Level ( Water level ) every 2 months. Most recently, i Open EDOC was updated on October 9, 2026 and Bubble Level ( Water level ) on October 29, 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.*