# Reverse Image Search vs 4i Toolbox

The clearest difference is rating: 4i Toolbox at 5.0 against Reverse Image Search's 4.5. 4i Toolbox also leads on in-app purchases (none vs 1). Reverse Image Search's advantage is ratings volume (50 vs 1) and update cadence (every 6 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Reverse Image Search sells 1 in-app purchase, starting at $1.99 per month. 4i Toolbox asks for nothing beyond the download.

4i Toolbox holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Reverse Image Search has 50 ratings behind it against 1, so its average is the more settled of the two.

Reverse Image Search ships an update every 6 weeks, 4i Toolbox every 3 months. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Reverse Image Search | 4i Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (50 ratings)](https://appshunter.io/ios/app/reverse-image-search/id1423961706/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/4i-toolbox/id1528199917/reviews)** |
| Number of ratings | **50** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2 MB | 44 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Penghui Zhao](https://appshunter.io/developer/421609849) | [4i Platform Inc.](https://appshunter.io/developer/1566439336) |

## What reviewers say

### Reverse Image Search

[App page](https://appshunter.io/ios/app/reverse-image-search/id1423961706)

Easily find similar images, identify objects, or discover image sources using multiple search engines. Upload photos from your device, paste URLs, or use clipboard images. Crop images before searching to focus on specific details.

**Highlights:** Search by image from various sources, Supports Google, Bing, and Yandex, Built-in image cropping tool, Maintains search history, Paste image URLs or clipboard content

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $1.99 | per month |


### 4i Toolbox

[App page](https://appshunter.io/ios/app/4i-toolbox/id1528199917)

Configure, set up, and run analyses on hardware devices remotely. Monitor devices in real time, track signals, and control DOT PLCs. Offers personalized customer support from experts.

**Highlights:** Remote device setup and configuration, Real-time device supervision, Signal tracking, DOT PLC control, Hardware analysis, Personalized customer support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Reverse Image Search free?

Reverse Image Search is free to download, with in-app purchases available.

### Is 4i Toolbox free?

4i Toolbox is free to download, with no in-app purchases.

### Which has better reviews, Reverse Image Search or 4i Toolbox?

4i Toolbox is rated higher. Reverse Image Search averages 4.5 out of 5 from 50 ratings, while 4i Toolbox averages 5.0 from 1 ratings.

### Do Reverse Image Search or 4i Toolbox have ads?

Neither Reverse Image Search nor 4i Toolbox shows ads.

### Which is updated more often, Reverse Image Search or 4i Toolbox?

Reverse Image Search ships an update every 6 weeks, and 4i Toolbox every 3 months. Most recently, Reverse Image Search was updated on October 1, 2026 and 4i Toolbox on October 8, 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.*