# 360HDR vs HDRI Prep

The clearest difference is price: 360HDR at Free against HDRI Prep's $9.99. 360HDR also leads on update cadence (every 9 days vs every 6 months) and iOS requirement (7.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

360HDR is free to download; HDRI Prep costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

360HDR ships an update every 9 days, HDRI Prep every 6 months. The most recent releases landed on September 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 360HDR | HDRI Prep |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 months |
| Monetization | Free | — |
| Size | 4 MB | 1 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MINORU AIKAWA](https://appshunter.io/developer/583007186) | [Squirrel FX LLC](https://appshunter.io/developer/1557764202) |

## What reviewers say

### 360HDR

[App page](https://appshunter.io/ios/app/360hdr/id1011631144)

Capture and create 360-degree HDR images using a RICOH THETA camera. View your creations with iPhone's gyro and save them as PNG or HDR files for use in image-based lighting.

**Highlights:** Create 360-degree HDR images, Use with RICOH THETA cameras, Gyroscope viewing in 360-degree images, Save images as PNG, Save as Radiance (.hdr) files, Supports Image Based Lighting

**Features:** macOS Compatibility

**In-app purchases:** none


### HDRI Prep

[App page](https://appshunter.io/ios/app/hdri-prep/id1616103466)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 360HDR free?

360HDR is free to download, with no in-app purchases.

### Is HDRI Prep free?

HDRI Prep costs $9.99, with no in-app purchases.

### Do 360HDR or HDRI Prep have ads?

Neither 360HDR nor HDRI Prep shows ads.

### Which is updated more often, 360HDR or HDRI Prep?

360HDR ships an update every 9 days, and HDRI Prep every 6 months. Most recently, 360HDR was updated on September 16, 2026 and HDRI Prep on September 10, 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.*