# TRIXIE Smart vs Sinna

The clearest difference is review sentiment: Sinna at 100% against TRIXIE Smart's 0%. Sinna also leads on rating (5.0 vs 1.0) and device support (3 vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

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

Sinna holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 0% of TRIXIE Smart's written reviews are positive against 100% of Sinna's.

TRIXIE Smart ships an update monthly, Sinna every 2 weeks. The most recent releases landed on September 20, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | TRIXIE Smart | Sinna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/trixie-smart/id6477151192/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sinna/id6742742928/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 248 MB | 73 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [TRIXIE Heimtierbedarf GmbH & Co. KG](https://appshunter.io/developer/1523791694) | [Dineout ehf](https://appshunter.io/developer/1444956652) |

## What reviewers say

### TRIXIE Smart

[App page](https://appshunter.io/ios/app/trixie-smart/id6477151192)

Control smart pet feeders remotely to schedule feeding times and portion sizes. Receive photos of your pet at the feeder and store vital pet information like vet appointments and medications.

**Highlights:** Remote feeder control, Schedule feeding times, Adjust portion sizes, One-tap feeding, Pet photo notifications, Pet health information storage, Information sharing

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

**In-app purchases:** none


### Sinna

[App page](https://appshunter.io/ios/app/sinna/id6742742928)

Easily book appointments with local service providers. Discover available times in real-time and manage all your bookings, gift cards, and reminders in one place. Never miss an appointment with instant notifications.

**Highlights:** Book appointments easily, Find local service providers, View real-time availability, Manage all bookings in one place, Receive real-time reminders and notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is TRIXIE Smart free?

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

### Is Sinna free?

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

### Which has better reviews, TRIXIE Smart or Sinna?

Sinna is rated higher. TRIXIE Smart averages 1.0 out of 5 from 2 ratings, while Sinna averages 5.0 from 1 ratings.

### Do TRIXIE Smart or Sinna have ads?

Neither TRIXIE Smart nor Sinna shows ads.

### Which is updated more often, TRIXIE Smart or Sinna?

TRIXIE Smart ships an update monthly, and Sinna every 2 weeks. Most recently, TRIXIE Smart was updated on September 20, 2026 and Sinna on September 8, 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.*