# CORE Service vs RAD Auth

The clearest difference is rating: RAD Auth at 5.0 against CORE Service's 3.6. RAD Auth also leads on update cadence (weekly vs every 3 months) and iOS requirement (10.0 vs 15.6). CORE Service's advantage is ratings volume (19 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.

RAD Auth holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: CORE Service has 19 ratings behind it against 1, so its average is the more settled of the two.

CORE Service ships an update every 3 months, RAD Auth weekly. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | CORE Service | RAD Auth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (19 ratings)](https://appshunter.io/ios/app/core-service/id1566612696/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rad-auth/id1569307692/reviews)** |
| Number of ratings | **19** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | Free |
| Size | 47 MB | 33 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lennox Industries](https://appshunter.io/developer/355049651) | [Robotic Assistance Devices Inc](https://appshunter.io/developer/1482389582) |

## What reviewers say

### CORE Service

[App page](https://appshunter.io/ios/app/core-service/id1566612696)

This app provides a wireless interface for commercial HVAC technicians to control and service specific Lennox rooftop units. It offers guided setup, enhanced testing, and parameter configuration to streamline the service process.

**Highlights:** Wireless mobile service app, Guided setup with progress indicators, Enhanced test functionality, Real-time sensor readings and trending, Parameter configuration, Exportable setup summaries

**Features:** macOS Compatibility

**In-app purchases:** none


### RAD Auth

[App page](https://appshunter.io/ios/app/rad-auth/id1569307692)

This multi-factor authentication app provides an extra layer of security for clients using specific company products. It allows authorized users within a company to access authentication services unique to their organization. The app is offered as an optional security enhancement.

**Highlights:** Multi-factor authentication, Enhanced security layer, Internal client access only, Company-specific authentication services, Optional security feature

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CORE Service free?

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

### Is RAD Auth free?

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

### Which has better reviews, CORE Service or RAD Auth?

RAD Auth is rated higher. CORE Service averages 3.6 out of 5 from 19 ratings, while RAD Auth averages 5.0 from 1 ratings.

### Do CORE Service or RAD Auth have ads?

Neither CORE Service nor RAD Auth shows ads.

### Which is updated more often, CORE Service or RAD Auth?

CORE Service ships an update every 3 months, and RAD Auth weekly. Most recently, CORE Service was updated on October 7, 2026 and RAD Auth on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*