# Imaging System vs Negative Photo Effects

The clearest difference is review sentiment: Imaging System at 100% against Negative Photo Effects's 17%. Imaging System also leads on rating (4.5 vs 1.7) and in-app purchases (none vs 4). Negative Photo Effects's advantage is ratings volume (9 vs 2). On price, update cadence and device support there is nothing between them.

Both are free to download. Negative Photo Effects sells 4 in-app purchases, starting at $0.99 per 7 days. Imaging System asks for nothing beyond the download.

Imaging System holds the better App Store score, 4.5 against 1.7. Both are backed by a comparable volume of ratings — 2 and 9 respectively. Written reviews point the same way: 100% of Imaging System's written reviews are positive against 17% of Negative Photo Effects's.

Imaging System ships an update every 6 weeks, Negative Photo Effects every 2 months. The most recent releases landed on June 1, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Imaging System | Negative Photo Effects |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/imaging-system/id1440157273/reviews)** | [1.7 (9 ratings)](https://appshunter.io/ios/app/negative-photo-effects/id1487023004/reviews) |
| Number of ratings | 2 | **9** |
| Positive reviews | **100.0% of reviews** | 16.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 45 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [杰 万](https://appshunter.io/developer/1475105087) | [Mithilesh Kumar](https://appshunter.io/developer/1456607223) |

## What reviewers say

### Imaging System

[App page](https://appshunter.io/ios/app/imaging-system/id1440157273)

Capture high-quality images and videos from a slit lamp microscope using a smartphone. Offers camera control, Bluetooth joystick functionality, and cloud storage for easy sharing and reporting.

**Highlights:** Slit lamp imaging, Photo and video capture, Camera control, Bluetooth joystick, Cloud storage, Professional reporting, Database included

**In-app purchases:** none


### Negative Photo Effects

[App page](https://appshunter.io/ios/app/negative-photo-effects/id1487023004)

Apply artistic negative effects to your photos with customizable filters. Edit images from your gallery or camera, and share your creations in high quality. Offers various subscription plans for premium features.

**Highlights:** Apply negative effects, Add artistic filters, Edit photos from gallery/camera, Finger touch filter application, Save and share high-quality photos

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $5.99 | per year |
| Premium Features & No Ads | $7.99 | one-time |


## Frequently asked questions

### Is Imaging System free?

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

### Is Negative Photo Effects free?

Negative Photo Effects is free to download, with in-app purchases available.

### Which has better reviews, Imaging System or Negative Photo Effects?

Imaging System is rated higher. Imaging System averages 4.5 out of 5 from 2 ratings, while Negative Photo Effects averages 1.7 from 9 ratings.

### Do Imaging System or Negative Photo Effects have ads?

Negative Photo Effects shows ads; Imaging System does not.

### Which is updated more often, Imaging System or Negative Photo Effects?

Imaging System ships an update every 6 weeks, and Negative Photo Effects every 2 months. Most recently, Imaging System was updated on June 1, 2026 and Negative Photo Effects on September 19, 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.*