# Smart Reef vs sentia by aquavitro

The clearest difference is rating: sentia by aquavitro at 3.1 against Smart Reef's 1.5. sentia by aquavitro also leads on in-app purchases (none vs 10). Smart Reef's advantage is update cadence (every 3 months vs every 6 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Smart Reef sells 7 one-off in-app purchases. sentia by aquavitro asks for nothing beyond the download.

sentia by aquavitro holds the better App Store score, 3.1 against 1.5. Both are backed by a comparable volume of ratings — 23 and 8 respectively. Written reviews complicate that: 4% of Smart Reef's written reviews are positive against 0% of sentia by aquavitro's, so the app with the better star average is not the one people write more warmly about.

Smart Reef ships an update every 3 months, sentia by aquavitro every 6 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Smart Reef | sentia by aquavitro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (23 ratings)](https://appshunter.io/ios/app/smart-reef/id1480355166/reviews) | **[3.1 (8 ratings)](https://appshunter.io/ios/app/sentia-by-aquavitro/id1500092378/reviews)** |
| Number of ratings | **23** | 8 |
| Positive reviews | **3.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 4 MB | 37 MB |
| Requires iOS | **14.6** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reef Factory sp. z o.o.](https://appshunter.io/developer/1367901113) | [Zepping Innovative Solutions](https://appshunter.io/developer/1142285258) |

## What reviewers say

### Smart Reef

[App page](https://appshunter.io/ios/app/smart-reef/id1480355166)

Manage your marine aquarium with this app. It provides device management, alerts for issues, and detailed historical data. A central dashboard offers a clear overview of your aquarium's status and device operations.

**Highlights:** Device management, Aquarium alerts, Measurement history, Operational status dashboard, Planned job journal, Preset sharing

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Warranty 3 years | $12.99 | one-time |
| Warranty 3 years | $19.99 | one-time |
| Warranty 3 years | $24.99 | one-time |
| Warranty 3 years | $29.99 | one-time |
| Warranty 3 years | $34.99 | one-time |
| Warranty 3 years | $39.99 | one-time |
| Warranty 3 years | $49.99 | one-time |


### sentia by aquavitro

[App page](https://appshunter.io/ios/app/sentia-by-aquavitro/id1500092378)

Control compatible aquarium dosing hardware remotely. Monitor reservoir levels, schedule water tests, and receive alerts. Automate or customize dosing schedules with features like Calculated Dose and Adaptive Dose for precise aquarium care.

**Highlights:** Remote hardware control, Multiple aquarium management, Reservoir level monitoring, Automated dosing schedules, Customizable dosing parameters, Adaptive dosing refinement, Scheduled water tests

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Reef free?

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

### Is sentia by aquavitro free?

sentia by aquavitro is free to download, with no in-app purchases.

### Which has better reviews, Smart Reef or sentia by aquavitro?

sentia by aquavitro is rated higher. Smart Reef averages 1.5 out of 5 from 23 ratings, while sentia by aquavitro averages 3.1 from 8 ratings.

### Do Smart Reef or sentia by aquavitro have ads?

Neither Smart Reef nor sentia by aquavitro shows ads.

### Which is updated more often, Smart Reef or sentia by aquavitro?

Smart Reef ships an update every 3 months, and sentia by aquavitro every 6 months. Most recently, Smart Reef was updated on November 3, 2026 and sentia by aquavitro on November 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.*