# Simple Negative Image vs Stereozoom Lite

The clearest difference is in-app purchases: Simple Negative Image at none against Stereozoom Lite's 1. Simple Negative Image also leads on iOS requirement (15.6 vs 18.6). Stereozoom Lite's advantage is ads (none vs shown) and update cadence (weekly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Stereozoom Lite sells 1 one-off in-app purchase. Simple Negative Image asks for nothing beyond the download.

Simple Negative Image ships an update every 2 months, Stereozoom Lite weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Simple Negative Image | Stereozoom Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (122 ratings)](https://appshunter.io/ios/app/simple-negative-image/id6444569227/reviews)** | — |
| Number of ratings | **122** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 34 MB | 3 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) | [Trevor Alyn](https://appshunter.io/developer/336497303) |

## What reviewers say

### Simple Negative Image

[App page](https://appshunter.io/ios/app/simple-negative-image/id6444569227)

Easily invert image colors to create unique artistic effects. This tool allows for the inversion of negatives and positives, transforming ordinary photos into tasteful art-like creations. Perfect for users seeking straightforward image processing.

**Highlights:** Invert image colors, Create unique images, Generate art-like visuals, Process images easily, Invert negatives and positives

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

**In-app purchases:** none


### Stereozoom Lite

[App page](https://appshunter.io/ios/app/stereozoom-lite/id6815813630)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Saving | $0.99 | one-time |


## Frequently asked questions

### Is Simple Negative Image free?

Simple Negative Image is free to download, with no in-app purchases.

### Is Stereozoom Lite free?

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

### Do Simple Negative Image or Stereozoom Lite have ads?

Simple Negative Image shows ads; Stereozoom Lite does not.

### Which is updated more often, Simple Negative Image or Stereozoom Lite?

Simple Negative Image ships an update every 2 months, and Stereozoom Lite weekly. Most recently, Simple Negative Image was updated on November 3, 2026 and Stereozoom Lite on October 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.*