# CorrLinks vs 3B Auto Sales

The clearest difference is rating: 3B Auto Sales at 5.0 against CorrLinks's 3.0. 3B Auto Sales also leads on in-app purchases (none vs 2). CorrLinks's advantage is update cadence (fortnightly vs every 6 months) and ratings volume (814 vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CorrLinks sells 2 one-off in-app purchases. 3B Auto Sales asks for nothing beyond the download.

3B Auto Sales holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: CorrLinks has 814 ratings behind it against 2, so its average is the more settled of the two.

CorrLinks ships an update fortnightly, 3B Auto Sales every 6 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CorrLinks | 3B Auto Sales |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (814 ratings)](https://appshunter.io/ios/app/corrlinks/id485061605/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/3b-auto-sales/id6517353752/reviews)** |
| Number of ratings | **814** | 2 |
| Positive reviews | 20.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Monetization | Subscription | **Free** |
| Size | 6 MB | 42 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Advanced Technologies Group, LLC.](https://appshunter.io/developer/485061608) | [3B AUTO SALES, LLC](https://appshunter.io/developer/1755878912) |

## What reviewers say

### CorrLinks

[App page](https://appshunter.io/ios/app/corrlinks/id485061605)

Connect with incarcerated loved ones through a secure electronic messaging system. Receive real-time alerts for new messages and enjoy faster message downloads. This service requires a paid subscription to use.

**Highlights:** Real-time message alerts, Faster message downloads, Eliminates mobile login, Retain messages for 60 days, Attach up to 3 mobile devices, Eliminates Captcha

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premier Access | $8.99 | one-time |
| $10 CorrLinks credit | $13.99 | one-time |

**What reviewers like**

- 🚀 Convenient communication
- 👍 Easy to use
- 💡 Helpful for staying in touch

**What reviewers complain about**

- 🐛 Sync and connectivity issues
- ⏱️ Slow message delivery
- 🔒 Lack of security/privacy
- 💰 Paywall for basic features

**Reported bugs**

- App crashes when composing messages
- Unable to log in or access account
- Notifications not working properly

**Requested features**

- Add photo/video sharing
- Improve message threading and organization
- Provide better customer support


### 3B Auto Sales

[App page](https://appshunter.io/ios/app/3b-auto-sales/id6517353752)

This app helps users find and buy cars, manage vehicle maintenance, and connect with dealerships. It offers a user-friendly interface for browsing inventory, saving favorites, and scheduling service appointments.

**Highlights:** Search vehicle inventory, Save favorite vehicles, Submit dealership applications, Schedule car service appointments, Contact customer support, User account management, Receive real-time notifications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CorrLinks free?

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

### Is 3B Auto Sales free?

3B Auto Sales is free to download, with no in-app purchases.

### Which has better reviews, CorrLinks or 3B Auto Sales?

3B Auto Sales is rated higher. CorrLinks averages 3.0 out of 5 from 814 ratings, while 3B Auto Sales averages 5.0 from 2 ratings.

### Do CorrLinks or 3B Auto Sales have ads?

Neither CorrLinks nor 3B Auto Sales shows ads.

### Which is updated more often, CorrLinks or 3B Auto Sales?

CorrLinks ships an update fortnightly, and 3B Auto Sales every 6 months. Most recently, CorrLinks was updated on October 22, 2026 and 3B Auto Sales on October 24, 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.*