# RTB2 vs RTCred

The clearest difference is in-app purchases: RTCred at none against RTB2's 1. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. RTB2 sells 1 in-app purchase, starting at $2.99 per month. RTCred asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for RTB2 against 5.0 for RTCred. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

RTB2 ships an update every 5 days, RTCred every 4 days. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | RTB2 | RTCred |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/rtb2-respiratory-reference/id6757658847/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/rtcred/id6794765474/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Freemium | **Free** |
| Size | 46 MB | 39 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bbytetechworks LLC](https://appshunter.io/developer/1844731958) | [Data Care Solutions LLC](https://appshunter.io/developer/6794765476) |

## What reviewers say

### RTB2

[App page](https://appshunter.io/ios/app/rtb2-respiratory-reference/id6757658847)

This medical reference app provides respiratory therapists and students with essential clinical tools. It features ventilator mode guides, therapy calculators, and oxygen guidance in a clean, organized format for quick access in critical care settings.

**Highlights:** Ventilator mode reference guides, Respiratory therapy clinical calculators, Oxygen device guidance, Structured respiratory care information, Fast clinical review format, Advanced calculators (Pro)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RTB2 Pro | $2.99 | per month |


### RTCred

[App page](https://appshunter.io/ios/app/rtcred/id6794765474)

This app securely stores your professional licenses, certifications, and CEUs, providing timely reminders before expiration. It helps respiratory therapists and department managers track compliance and ensures credentials are always audit-ready.

**Highlights:** Digital credential wallet, Expiration reminders (90/60/30/7 days), CEU logging and tracking, Renewal links, Team compliance dashboard, Audit-ready reporting

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

**In-app purchases:** none


## Frequently asked questions

### Is RTB2 free?

RTB2 is free to download, with in-app purchases available.

### Is RTCred free?

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

### Which has better reviews, RTB2 or RTCred?

RTB2 and RTCred are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do RTB2 or RTCred have ads?

Neither RTB2 nor RTCred shows ads.

### Which is updated more often, RTB2 or RTCred?

RTB2 ships an update every 5 days, and RTCred every 4 days. Most recently, RTB2 was updated on October 12, 2026 and RTCred on October 14, 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.*