# カメラ一発！HD vs CrisisRelay

The clearest difference is update cadence: CrisisRelay at every 2 days against カメラ一発！HD's every 6 months. カメラ一発！HD's advantage is iOS requirement (10.0 vs 16.0). 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.

カメラ一発！HD ships an update every 6 months, CrisisRelay every 2 days. The most recent releases landed on September 19, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | カメラ一発！HD | CrisisRelay |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 18.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 57 MB | 46 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [PLANEX COMMUNICATIONS INC.](https://appshunter.io/developer/299123221) | [Cognitive Research Laboratories, Inc.](https://appshunter.io/developer/324078364) |

## What reviewers say

### カメラ一発！HD

[App page](https://appshunter.io/ios/app/hd/id604757767)

This app allows iPad users to easily set up and view live feeds from their network cameras. Monitor up to six cameras remotely, capture snapshots, and record footage without needing a computer.

**Highlights:** Remote camera setup, Live video streaming, Snapshot capture, Video recording, Supports up to 6 cameras, No PC required

**Features:** macOS Compatibility

**In-app purchases:** none


### CrisisRelay

[App page](https://appshunter.io/ios/app/crisisrelay/id6758833215)

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

**In-app purchases:** none


## Frequently asked questions

### Is カメラ一発！HD free?

カメラ一発！HD is free to download, with no in-app purchases.

### Is CrisisRelay free?

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

### Do カメラ一発！HD or CrisisRelay have ads?

Neither カメラ一発！HD nor CrisisRelay shows ads.

### Which is updated more often, カメラ一発！HD or CrisisRelay?

カメラ一発！HD ships an update every 6 months, and CrisisRelay every 2 days. Most recently, カメラ一発！HD was updated on September 19, 2026 and CrisisRelay on August 31, 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.*