# ResyOS vs Katsiroubas

The clearest difference is update cadence: ResyOS at fortnightly against Katsiroubas's every 5 months. On price, ads, 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.

ResyOS ships an update fortnightly, Katsiroubas every 5 months. The most recent releases landed on September 21, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | ResyOS | Katsiroubas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (152 ratings)](https://appshunter.io/ios/app/resyos/id1440522249/reviews)** | — |
| Number of ratings | **152** | — |
| Positive reviews | 14.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free | — |
| Size | 150 MB | 86 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Resy](https://appshunter.io/developer/866163375) | [Pomegranate Technologies, Inc.](https://appshunter.io/developer/1493349112) |

## What reviewers say

### ResyOS

[App page](https://appshunter.io/ios/app/resyos/id1440522249)

This platform empowers restaurant teams to enhance service efficiency and boost bookings. It offers tools for managing reservations, walk-ins, waitlists, and guest communication, all while providing insights into shift performance.

**Highlights:** Reservation management, Walk-in and waitlist management, Guest messaging, Shift flow optimization, Floor plan tools, Guest insights

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

**In-app purchases:** none

**What reviewers like**

- 👍 Good for hosting
- 👍 Intuitive and easy to use
- 👍 Efficient for seating plan
- 👍 Reasonably priced
- 👍 Good account management

**What reviewers complain about**

- 🐛 Poor app design and optimization
- 🐛 App keeps crashing
- 🐛 Unusable app
- 🐛 Outdated technology
- 🐛 Inferior reservation software

**Reported bugs**

- App keeps crashing
- Updates make things worse
- Updates take hours to push
- Dashboard updates delayed
- App won't open

**Requested features**

- Add Android app
- Web control over tables
- Customize text messages
- Server rotation option
- Server sections option


### Katsiroubas

[App page](https://appshunter.io/ios/app/katsiroubas/id6740585455)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ResyOS free?

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

### Is Katsiroubas free?

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

### Do ResyOS or Katsiroubas have ads?

Neither ResyOS nor Katsiroubas shows ads.

### Which is updated more often, ResyOS or Katsiroubas?

ResyOS ships an update fortnightly, and Katsiroubas every 5 months. Most recently, ResyOS was updated on September 21, 2026 and Katsiroubas on September 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*