# Advent App vs Kairoo

The clearest difference is in-app purchases: Kairoo at none against Advent App's 2. Kairoo also leads on ads (none vs shown) and update cadence (every 6 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Advent App sells 2 one-off in-app purchases. Kairoo asks for nothing beyond the download.

Advent App ships an update every 2 weeks, Kairoo every 6 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Advent App | Kairoo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (226 ratings)](https://appshunter.io/ios/app/advent-app/id756869205/reviews)** | — |
| Number of ratings | **226** | — |
| Positive reviews | 75.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 82 MB | 65 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [PINTUMO UG (haftungsbeschraenkt)](https://appshunter.io/developer/531781739) | [Kairos os ltd](https://appshunter.io/developer/6787772345) |

## What reviewers say

### Advent App

[App page](https://appshunter.io/ios/app/advent-app/id756869205)

Create and share personalized digital Advent calendars. Add videos, songs, vouchers, or quotes to each door. Fill and update your calendar at your own pace, with optional reminders to keep you on track.

**Highlights:** Personalize doors with video, song, or quotes, Digital calendar, fill and update anytime, Optional daily fill reminders, No account creation needed, Share via custom link (WhatsApp, SMS, mail), Share with unlimited recipients

**Features:** iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Ad-Free Calendar | $2.99 | one-time |
| 1 Pro Calendar | $7.99 | one-time |

**What reviewers like**

- 👍 Easy to use and create
- 🎁 Fun and thoughtful gift
- 💖 Loved by recipients
- 🌟 Great for customized advents
- ✨ No ads (for some users)

**What reviewers complain about**

- 😞 Link doesn't work in groups
- 💸 Charged even when advertised as free
- 😔 Many users report it doesn't open
- ❌ Videos/YouTube not working
- 💰 Unexpected costs for gifting

**Reported bugs**

- Internal service error screen
- Calendar not working on Facebook groups
- App won't open
- Link doesn't work when posted in Facebook groups
- Days not opening even after the date has passed

**Requested features**

- Landscape version for iPad
- Ability to add videos from phone
- Change number patterns/designs
- Allow calendars for other months/year-round use
- Save work when not on the app


### Kairoo

[App page](https://appshunter.io/ios/app/kairoo-calmer-screen-time/id6787772343)

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

**In-app purchases:** none


## Frequently asked questions

### Is Advent App free?

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

### Is Kairoo free?

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

### Do Advent App or Kairoo have ads?

Advent App shows ads; Kairoo does not.

### Which is updated more often, Advent App or Kairoo?

Advent App ships an update every 2 weeks, and Kairoo every 6 days. Most recently, Advent App was updated on November 6, 2026 and Kairoo on November 5, 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.*