# CB4 vs Solink (legacy)

The clearest difference is review sentiment: CB4 at 100% against Solink (legacy)'s 25%. CB4 also leads on rating (4.9 vs 2.4) and iOS requirement (13.4 vs 15.0). Solink (legacy)'s advantage is update cadence (fortnightly vs every 2 months) and ratings volume (31 vs 7). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CB4 holds the better App Store score, 4.9 against 2.4. Both are backed by a comparable volume of ratings — 7 and 31 respectively. Written reviews point the same way: 100% of CB4's written reviews are positive against 25% of Solink (legacy)'s.

CB4 ships an update every 2 months, Solink (legacy) fortnightly. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | CB4 | Solink (legacy) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/cb4/id1036110104/reviews)** | [2.4 (31 ratings)](https://appshunter.io/ios/app/solink-legacy/id1039916820/reviews) |
| Number of ratings | 7 | **31** |
| Positive reviews | **100.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 28 MB | 43 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [C-B4](https://appshunter.io/developer/1036110103) | [Solink Corporation](https://appshunter.io/developer/1039916819) |

## What reviewers say

### CB4

[App page](https://appshunter.io/ios/app/cb4/id1036110104)

This business analytics app offers insights into recommendations generated by advanced data compression algorithms. Users can review active recommendations for their stores, categorized as Open Opportunities and Completed. Drill down into opportunities to provide feedback and input on resolutions.

**Highlights:** View active store recommendations, Categorized opportunities (Open/Completed), Detailed opportunity insights, Provide feedback on resolutions, Free text input for details

**In-app purchases:** none


### Solink (legacy)

[App page](https://appshunter.io/ios/app/solink-legacy/id1039916820)

A cloud-based video security platform for businesses. It integrates with existing cameras and data systems to provide real-time operational insights, theft prevention, and enhanced safety. Manage and review video footage easily from your iOS device.

**Highlights:** Cloud-based video security, Real-time operational insights, Theft prevention, AI features for video and data, Video Alarm Monitoring, Remote video footage management

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

**In-app purchases:** none


## Frequently asked questions

### Is CB4 free?

CB4 is free to download, with no in-app purchases.

### Is Solink (legacy) free?

Solink (legacy) is free to download, with no in-app purchases.

### Which has better reviews, CB4 or Solink (legacy)?

CB4 is rated higher. CB4 averages 4.9 out of 5 from 7 ratings, while Solink (legacy) averages 2.4 from 31 ratings.

### Do CB4 or Solink (legacy) have ads?

Neither CB4 nor Solink (legacy) shows ads.

### Which is updated more often, CB4 or Solink (legacy)?

CB4 ships an update every 2 months, and Solink (legacy) fortnightly. Most recently, CB4 was updated on October 15, 2026 and Solink (legacy) on October 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.*