# Trust vs AHA Knowledge Booster

The clearest difference is in-app purchases: Trust at none against AHA Knowledge Booster's 4. Trust also leads on review sentiment (84% vs 71%). AHA Knowledge Booster's advantage is update cadence (monthly vs every 2 months) and iOS requirement (15.6 vs 26.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. AHA Knowledge Booster sells 4 in-app purchases, starting at $1.99 per year. Trust asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Trust against 4.8 for AHA Knowledge Booster. Both are backed by a comparable volume of ratings — 701 and 544 respectively. Written reviews are what separate them: 84% of Trust's written reviews are positive against 71% of AHA Knowledge Booster's.

Trust ships an update every 2 months, AHA Knowledge Booster monthly. The most recent releases landed on September 28, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Trust | AHA Knowledge Booster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (701 ratings)](https://appshunter.io/ios/app/trust-credential-wallet/id1473041502/reviews) | [4.8 (544 ratings)](https://appshunter.io/ios/app/aha-knowledge-booster/id1586998263/reviews) |
| Number of ratings | **701** | 544 |
| Positive reviews | **84.0% of reviews** | 70.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 39 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [VectorCare Inc.](https://appshunter.io/developer/496744855) | [Trivie, Inc](https://appshunter.io/developer/510337124) |

## What reviewers say

### Trust

[App page](https://appshunter.io/ios/app/trust-credential-wallet/id1473041502)

This app helps healthcare professionals securely store and manage all their professional credentials, including licenses and certifications. It provides timely expiry alerts to prevent lapses and allows easy sharing of documents with employers, ensuring you're always prepared to work.

**Highlights:** Securely store licenses and certifications, Set expiry alerts for credentials, View credential status at a glance, Export and share credentials, Track multiple credential types

**In-app purchases:** none


### AHA Knowledge Booster

[App page](https://appshunter.io/ios/app/aha-knowledge-booster/id1586998263)

Reinforce critical CPR and emergency care knowledge with personalized quizzes. Choose topics like BLS, ACLS, and PALS to build mastery and improve long-term retention of lifesaving information.

**Highlights:** Personalized quizzes, Adaptive learning algorithm, Proficiency mapping, Multiple topic choices (BLS, ACLS, PALS, First Aid, CPR), Neuroscience-based retrieval practice, Long-term knowledge retention

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PALS | $1.99 | per year |
| BLS | $1.99 | per year |
| ACLS | $2.99 | per year |
| All-Access Bundle | $3.99 | per year |

**What reviewers like**

- 👍 Great refresher app
- 👍 Simple and functional
- 👍 Helpful for learning
- 👍 Enjoyable quizzes
- 👍 Concise information files

**What reviewers complain about**

- 🐛 App doesn't work
- 🐛 App is empty
- 🐛 Never sends link
- 🐛 Requires login
- 🐛 Paid app requires login

**Reported bugs**

- Literally doesn't work
- App opens but is completely empty
- Asks for email, never sends link
- Requires a login when already paid
- Can't sign on

**Requested features**

- Explanations for incorrect answers
- New update


## Frequently asked questions

### Is Trust free?

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

### Is AHA Knowledge Booster free?

AHA Knowledge Booster is free to download, with in-app purchases available.

### Which has better reviews, Trust or AHA Knowledge Booster?

Trust and AHA Knowledge Booster are both rated 4.8 out of 5 on the App Store, from 701 and 544 ratings respectively.

### Do Trust or AHA Knowledge Booster have ads?

Neither Trust nor AHA Knowledge Booster shows ads.

### Which is updated more often, Trust or AHA Knowledge Booster?

Trust ships an update every 2 months, and AHA Knowledge Booster monthly. Most recently, Trust was updated on September 28, 2026 and AHA Knowledge Booster on September 25, 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.*