# UBOOM vs ZAP CAM

The clearest difference is in-app purchases: UBOOM at none against ZAP CAM's 6. UBOOM also leads on iOS requirement (9.0 vs 16.0). ZAP CAM's advantage is update cadence (every 3 days vs weekly). On price, ads and device support there is nothing between them.

Both are free to download. ZAP CAM sells 6 in-app purchases, starting at $3.99 per month. UBOOM asks for nothing beyond the download.

UBOOM ships an update weekly, ZAP CAM every 3 days. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | UBOOM | ZAP CAM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4 ratings)](https://appshunter.io/ios/app/zap-cam/id6740788388/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 7 MB | 169 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Xiaozhen Technology Co.,Ltd.](https://appshunter.io/developer/1580274508) | [勋 李](https://appshunter.io/developer/1492204943) |

## What reviewers say

### UBOOM

[App page](https://appshunter.io/ios/app/uboom/id1567898367)

**Features:** macOS Compatibility

**In-app purchases:** none


### ZAP CAM

[App page](https://appshunter.io/ios/app/zap-cam/id6740788388)

This app offers a professional photography experience with a focus on authentic retro styles, eliminating the need for post-editing. It provides a variety of popular filters and a user-friendly interface, allowing users to enjoy the moment of capture.

**Highlights:** Authentic retro photography, One-tap editing, Popular filter effects, Real-time filter preview, Save original negatives, Adjustable exposure compensation, Composition grids

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProMonthly | $3.99 | per month |
| YearMonthly | $9.99 | per year |
| 10 AI Edit Credits | $4.99 | one-time |
| Lifetime | $5.99 | one-time |
| 30 AI Edit Credits | $12.99 | one-time |
| 100 AI Edit Credits | $29.99 | one-time |


## Frequently asked questions

### Is UBOOM free?

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

### Is ZAP CAM free?

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

### Do UBOOM or ZAP CAM have ads?

Neither UBOOM nor ZAP CAM shows ads.

### Which is updated more often, UBOOM or ZAP CAM?

UBOOM ships an update weekly, and ZAP CAM every 3 days. Most recently, UBOOM was updated on October 25, 2026 and ZAP CAM on October 12, 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.*