# IntelliCheck vs LETTRIX

The clearest difference is rating: IntelliCheck at 5.0 against LETTRIX's 2.8. IntelliCheck also leads on iOS requirement (7.0 vs 14.0). LETTRIX's advantage is update cadence (every 2 months vs every 6 months) and ratings volume (13 vs 1). 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.

IntelliCheck holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: LETTRIX has 13 ratings behind it against 1, so its average is the more settled of the two.

IntelliCheck ships an update every 6 months, LETTRIX every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | IntelliCheck | LETTRIX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/intellicheck/id613675106/reviews)** | [2.8 (13 ratings)](https://appshunter.io/ios/app/lettrix-we-mail-it/id1364885498/reviews) |
| Number of ratings | 1 | **13** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 135 MB | 32 MB |
| Requires iOS | **7.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [E-Control Systems, Inc.](https://appshunter.io/developer/464945068) | [Neovix, Inc.](https://appshunter.io/developer/1106229777) |

## What reviewers say

### IntelliCheck

[App page](https://appshunter.io/ios/app/intellicheck/id613675106)

Automate food temperature logging and HACCP inspections with this system. It eliminates manual checklists, integrates corrective actions, and provides real-time data for compliance and audits.

**Highlights:** Automated food temperature data logging, HACCP inspection system, Integrated corrective actions, Wireless Wi-Fi operation, Real-time data logging, HACCP compliant reports and graphs

**Features:** macOS Compatibility

**In-app purchases:** none


### LETTRIX

[App page](https://appshunter.io/ios/app/lettrix-we-mail-it/id1364885498)

Create and send personalized letters and postcards from your device. The service prints, stamps, and mails your custom messages to any US destination, with options for scheduling future delivery.

**Highlights:** Create custom letters and postcards, Add photos and signatures, Print and mail to US destinations, Schedule future mailings, Multiple templates available, Saved recipient lists, Upload documents/images

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IntelliCheck free?

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

### Is LETTRIX free?

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

### Which has better reviews, IntelliCheck or LETTRIX?

IntelliCheck is rated higher. IntelliCheck averages 5.0 out of 5 from 1 ratings, while LETTRIX averages 2.8 from 13 ratings.

### Do IntelliCheck or LETTRIX have ads?

Neither IntelliCheck nor LETTRIX shows ads.

### Which is updated more often, IntelliCheck or LETTRIX?

IntelliCheck ships an update every 6 months, and LETTRIX every 2 months. Most recently, IntelliCheck was updated on November 1, 2026 and LETTRIX on November 2, 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.*