# KRUU vs Once

The clearest difference is in-app purchases: KRUU at none against Once's 10. KRUU also leads on ads (none vs shown). Once's advantage is update cadence (every 5 days vs every 3 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Once sells 10 one-off in-app purchases. KRUU asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for KRUU against 4.8 for Once. Both are backed by a comparable volume of ratings — 2.1K and 714 respectively. Written reviews are what separate them: 65% of KRUU's written reviews are positive against 71% of Once's.

KRUU ships an update every 3 weeks, Once every 5 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | KRUU | Once |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (2.1K ratings)](https://appshunter.io/ios/app/kruu/id1536928611/reviews)** | [4.8 (714 ratings)](https://appshunter.io/ios/app/once-disposable-camera-event/id6754265953/reviews) |
| Number of ratings | **2.1K** | 714 |
| Positive reviews | 64.8% of reviews | **71.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 60 MB | 144 MB |
| Requires iOS | **15.5** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [KRUU GmbH](https://appshunter.io/developer/787349796) | [10xCompany](https://appshunter.io/developer/1847543741) |

## What reviewers say

### KRUU

[App page](https://appshunter.io/ios/app/kruu/id1536928611)

Capture and relive your special moments with this app. Discover, download, and interact with photos from your event, including those from a dedicated photo booth. Keep your memories organized and accessible for months.

**Highlights:** Discover and download event photos, Like and comment on photos, Automatic KRUU Photo Booth transfer, Online photo storage, Manage event participants, Create and join events

**In-app purchases:** none

**What reviewers like**

- 🎉 Party game changer
- 👍 Easy setup and return
- 💾 Convenient photo access
- 🎨 Customizable photo layouts
- 📸 Great photo quality

**What reviewers complain about**

- 🤖 Complicated app required
- 🔒 Forced user registration
- 📥 Difficult photo download process
- 🐌 Slow performance issues
- 🔍 Limited photo viewing options

**Reported bugs**

- Printer malfunctions and errors
- Connectivity issues with WiFi networks
- App crashes and freezes

**Requested features**

- Ability to download all photos at once
- Web-based photo viewing option
- Improved app usability and navigation
- Better integration with existing accounts


### Once

[App page](https://appshunter.io/ios/app/once-disposable-camera-event/id6754265953)

This app allows hosts to create a shared digital "film" for events, enabling guests to capture moments with limited shots. Photos are revealed collectively at a set time, preserving memories and encouraging thoughtful photography.

**Highlights:** Create shared event "films", Guest access via QR code or link, Limited shots per participant, Delayed photo reveal, Host controls for rules and access, Downloadable photo galleries, Authentic "film" aesthetic

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Film: 10 participants | $1.99 | one-time |
| Add 10 participants | $3.99 | one-time |
| Film: 25 participants | $4.99 | one-time |
| Add 25 Participants | $9.99 | one-time |
| Film: 50 participants | $14.99 | one-time |
| Add 50 Participants | $19.99 | one-time |
| 50 Participants (Unlimited Shots) | $24.99 | one-time |
| Film: 100 participants | $29.99 | one-time |
| 100 Participants (Unlimited Shots) | $39.99 | one-time |
| Film: 150 participants | $49.99 | one-time |


## Frequently asked questions

### Is KRUU free?

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

### Is Once free?

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

### Which has better reviews, KRUU or Once?

KRUU is rated higher. KRUU averages 4.9 out of 5 from 2.1K ratings, while Once averages 4.8 from 714 ratings.

### Do KRUU or Once have ads?

Once shows ads; KRUU does not.

### Which is updated more often, KRUU or Once?

KRUU ships an update every 3 weeks, and Once every 5 days. Most recently, KRUU was updated on November 3, 2026 and Once 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.*