# Vessa vs Groop

The clearest difference is in-app purchases: Groop at none against Vessa's 2. Groop also leads on ratings volume (4 vs 1) and iOS requirement (17.0 vs 26.1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Vessa sells 2 in-app purchases, starting at $7.99 per month. Groop asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Vessa against 5.0 for Groop. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

## The numbers

| Metric | Vessa | Groop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/vessa-shift-work-calendar/id6778909064/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/groop/id6793726825/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Monetization | Freemium | **Free** |
| Size | 33 MB | 4 MB |
| Requires iOS | 26.1 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Murat Keskin](https://appshunter.io/developer/1044066382) | [ALISON CHEN](https://appshunter.io/developer/6793726827) |

## What reviewers say

### Vessa

[App page](https://appshunter.io/ios/app/vessa-shift-work-calendar/id6778909064)

This app helps shift workers plan their schedules and optimize sleep. It automatically generates sleep and caffeine plans based on your work shifts, adapting to changes. Features include roster import, calendar integration, and customizable sleep reminders.

**Highlights:** Shift work calendar, Automatic sleep and caffeine planning, Roster import from photos, iPhone Calendar integration, Home and Lock Screen widgets, Customizable sleep reminders, Shift change adaptation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $7.99 | per month |
| Annual | $39.99 | per year |


### Groop

[App page](https://appshunter.io/ios/app/groop/id6793726825)

Effortlessly schedule events directly within your group chats. Compare availabilities in a shared calendar without leaving your conversation. Plan meetings, hangouts, or vacations efficiently across time zones.

**Highlights:** Schedule events in group chats, Integrated availability comparison, Cross-time zone support, No account required, Directly within messages

**Features:** iMessage stickers

**In-app purchases:** none


## Frequently asked questions

### Is Vessa free?

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

### Is Groop free?

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

### Which has better reviews, Vessa or Groop?

Vessa and Groop are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Vessa or Groop have ads?

Neither Vessa nor Groop shows ads.

---

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