# Rainbowy vs SnapInbox

The clearest difference is price: SnapInbox at Free against Rainbowy's $0.99. Rainbowy's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 16.6). On review sentiment, update cadence, ads and device support there is nothing between them.

SnapInbox is free to download; Rainbowy costs $0.99 up front. SnapInbox sells 2 one-off in-app purchases. Rainbowy asks for nothing beyond the download.

Rainbowy ships an update every 6 days, SnapInbox every 9 days. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Rainbowy | SnapInbox |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/rainbowy/id1467288651/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 9 days |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 38 MB | 2 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Martin Koppenhoefer](https://appshunter.io/developer/971718735) | [小旋 王](https://appshunter.io/developer/1525665398) |

## What reviewers say

### Rainbowy

[App page](https://appshunter.io/ios/app/rainbowy/id1467288651)

A minimalist drawing application for all ages, featuring a simple interface and classical music for a relaxing creative experience. Users can draw on photos and save their colorful creations with or without the background.

**Highlights:** Minimalist drawing interface, Classical music relaxation, Draw on photos, Save drawings with/without background, Shake to save functionality

**In-app purchases:** none


### SnapInbox

[App page](https://appshunter.io/ios/app/snapinbox/id6756565607)

This app automatically collects every screenshot into a dedicated inbox for easy review, keeping, or deletion. It prioritizes privacy with on-device processing and limited photo access. An optional Pro version offers extended storage windows.

**Highlights:** Screenshot-only inbox, Review, keep, or delete screenshots, Home Screen widget, On-device processing, Limited Photos Access support, Extended inbox window (Pro)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SnapInbox Premium | $0.99 | one-time |
| SnapInbox Pro | $1.99 | one-time |


## Frequently asked questions

### Is Rainbowy free?

Rainbowy costs $0.99, with no in-app purchases.

### Is SnapInbox free?

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

### Do Rainbowy or SnapInbox have ads?

Neither Rainbowy nor SnapInbox shows ads.

### Which is updated more often, Rainbowy or SnapInbox?

Rainbowy ships an update every 6 days, and SnapInbox every 9 days. Most recently, Rainbowy was updated on October 24, 2026 and SnapInbox on October 22, 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.*