# OBDeleven VAG vs Aqua Docs

The clearest difference is review sentiment: Aqua Docs at 100% against OBDeleven VAG's 27%. Aqua Docs also leads on in-app purchases (none vs 13) and rating (4.8 vs 4.5). OBDeleven VAG's advantage is ratings volume (7K vs 8). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OBDeleven VAG sells 13 one-off in-app purchases. Aqua Docs asks for nothing beyond the download.

Aqua Docs holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: OBDeleven VAG has 7K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 27% of OBDeleven VAG's written reviews are positive against 100% of Aqua Docs's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 26, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | OBDeleven VAG | Aqua Docs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (7K ratings)](https://appshunter.io/ios/app/obdeleven-vag/id1458334123/reviews) | **[4.8 (8 ratings)](https://appshunter.io/ios/app/aqua-docs/id6746091301/reviews)** |
| Number of ratings | **7K** | 8 |
| Positive reviews | 26.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 232 MB | 90 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [OBDeleven UAB](https://appshunter.io/developer/1458334122) | [Octoro Limited](https://appshunter.io/developer/1636631583) |

## What reviewers say

### OBDeleven VAG

[App page](https://appshunter.io/ios/app/obdeleven-vag/id1458334123)

Transform your smartphone into a powerful car diagnostic tool. Easily scan, diagnose, and customize your vehicle's settings. Access advanced features like coding and live data to save time and money on car maintenance.

**Highlights:** Advanced diagnostics, Coding and adaptations, Output tests, Live data monitoring, One-Click Apps for customization, Basic OBD2 diagnostics

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Credits (-30%) | $2.09 | one-time |
| Credits x10 | $3.99 | one-time |
| 100 Credits (-30%) | $16.49 | one-time |
| Credits x100 | $29.99 | one-time |
| 1000 Shadowing Credits | $34.99 | one-time |
| Pro subscription (-30%) | $45.49 | one-time |
| 500 Credits (-30%) | $69.99 | one-time |
| Pro subscription | $69.99 | one-time |
| Credits x500 | $90.99 | one-time |
| Ultimate subscription (-30%) | $125.99 | one-time |
| 5000 Shadowing Credits | $139.99 | one-time |
| Ultimate subscription | $239.99 | one-time |
| 10000 Shadowing Credits | $269.99 | one-time |

**What reviewers like**

- 🚀 Excellent diagnostic tool
- 👍 Easy to use app
- 💡 Useful one-click apps
- 🚀 Fast scanning and coding
- 👍 Saved money on dealership visits

**What reviewers complain about**

- 🐛 Buggy and unreliable connection
- 💰 Expensive credits for basic features
- 🔒 Poor customer support
- 💰 Nickel-and-diming business model
- 🐛 Compatibility issues with older devices

**Reported bugs**

- App crashes and freezes frequently
- Fails to connect to vehicle modules
- Coding changes not working as expected
- Losing purchased credits without explanation
- Incompatible with newer vehicle models

**Requested features**

- Add long coding and adaptation functionality
- Improve user interface and translations
- Provide more free credits or a one-time purchase option
- Improve compatibility with a wider range of vehicles
- Add data logging and live data monitoring features


### Aqua Docs

[App page](https://appshunter.io/ios/app/aqua-docs/id6746091301)

Manage your aquarium with this free platform. Track parameters, dosages, and livestock, and engage with a community of fellow enthusiasts. Earn rewards for contributions and share your experience.

**Highlights:** Tank Management, Parameter Tracking, Dosage Tracking, Live Stock Profiles, Community Database, User Rewards

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OBDeleven VAG free?

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

### Is Aqua Docs free?

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

### Which has better reviews, OBDeleven VAG or Aqua Docs?

Aqua Docs is rated higher. OBDeleven VAG averages 4.5 out of 5 from 7K ratings, while Aqua Docs averages 4.8 from 8 ratings.

### Do OBDeleven VAG or Aqua Docs have ads?

Neither OBDeleven VAG nor Aqua Docs shows ads.

### Which is updated more often, OBDeleven VAG or Aqua Docs?

OBDeleven VAG ships an update every 3 weeks, and Aqua Docs every 3 weeks. Most recently, OBDeleven VAG was updated on October 26, 2026 and Aqua Docs on October 16, 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.*