# sulink vs BLC

The clearest difference is rating: sulink at 3.1 against BLC's 1.0. sulink also leads on review sentiment (22% vs 0%) and ratings volume (14 vs 2). BLC's advantage is in-app purchases (none vs 10) and iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. sulink sells 10 in-app purchases, starting at $3.99 per month. BLC asks for nothing beyond the download.

sulink holds the better App Store score, 3.1 against 1.0. That said, the two scores are not equally well evidenced: sulink has 14 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 22% of sulink's written reviews are positive against 0% of BLC's.

sulink ships an update fortnightly, BLC every 3 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | sulink | BLC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (14 ratings)](https://appshunter.io/ios/app/sulink/id6751082370/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/blc-iot/id6757135769/reviews) |
| Number of ratings | **14** | 2 |
| Positive reviews | **22.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 207 MB | 245 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [chaowei video](https://appshunter.io/developer/1833385094) | [军云 张](https://appshunter.io/developer/1864805687) |

## What reviewers say

### sulink

[App page](https://appshunter.io/ios/app/sulink/id6751082370)

This intelligent camera app offers real-time surveillance previews, two-way audio, and AI human detection. It provides intelligent alarm functions and video playback to enhance home security. Guard your home remotely for a safer living experience.

**Highlights:** Real-time surveillance preview, Two-way voice communication, Gimbal control, Video playback, AI human detection, Intelligent alarm functions

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Entry | $3.99 | per month |
| Premium | $3.99 | per month |
| Standard | $5.99 | per month |
| Pro | $7.99 | per month |
| ENTRY | $11.99 | per month |
| CVR-ENTRY | $18.99 | per month |
| Premium | $39.99 | per year |
| Standard | $8.99 | one-time |
| Pro | $12.99 | one-time |
| ONE MONTH | $13.99 | one-time |


### BLC

[App page](https://appshunter.io/ios/app/blc-iot/id6757135769)

This application allows users to connect to and manage network cameras for real-time monitoring and recording. It supports direct or remote access, scheduling, alarms, and playback of captured media.

**Highlights:** Network camera binding, Real-time monitoring, Scheduling and alarms, Live recording and snapshot capture, Local and remote playback, Image parameter settings

**In-app purchases:** none


## Frequently asked questions

### Is sulink free?

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

### Is BLC free?

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

### Which has better reviews, sulink or BLC?

sulink is rated higher. sulink averages 3.1 out of 5 from 14 ratings, while BLC averages 1.0 from 2 ratings.

### Do sulink or BLC have ads?

Both sulink and BLC show ads.

### Which is updated more often, sulink or BLC?

sulink ships an update fortnightly, and BLC every 3 weeks. Most recently, sulink was updated on November 5, 2026 and BLC on November 5, 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.*