# Psychedelic Science vs CardKeep AI

The clearest difference is in-app purchases: Psychedelic Science at none against CardKeep AI's 3. Psychedelic Science also leads on iOS requirement (11.0 vs 26.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. CardKeep AI sells 3 in-app purchases, starting at $2.00 per 7 days. Psychedelic Science asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Psychedelic Science against 5.0 for CardKeep AI. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Psychedelic Science | CardKeep AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/psychedelic-science/id6743490784/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cardkeep-ai/id6763820430/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Monetization | **Free** | Freemium |
| Size | 40 MB | 3 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Multidisciplinary Association for Psychedelic Studies](https://appshunter.io/developer/1803145687) | [Ville Technologies LLC](https://appshunter.io/developer/1761765636) |

## What reviewers say

### Psychedelic Science

[App page](https://appshunter.io/ios/app/psychedelic-science/id6743490784)

This app serves as the official guide for Psychedelic Science 2025, an event focused on mental health, medicine, and consciousness. It facilitates networking among attendees and provides real-time updates on speakers, sessions, and programming.

**Highlights:** On-the-fly networking, Up-to-the-minute information, Speaker and session details, Workshop and programming updates, Push notifications for latest info

**Features:** macOS Compatibility

**In-app purchases:** none


### CardKeep AI

[App page](https://appshunter.io/ios/app/cardkeep-ai/id6763820430)

Effortlessly digitize business cards by scanning them with your phone's camera. The app extracts contact details, allowing you to review, edit, and save them directly to your device's contacts. Ideal for professionals who need to quickly organize new connections.

**Highlights:** Scan business cards with camera, Convert card details to editable fields, Save directly to device contacts, Bulk scan multiple cards, Keep scan history, Store original card image, Review and correct details

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CardKeep AI Pro Weekly | $2.00 | per 7 days |
| CardKeep AI Pro Monthly | $5.00 | per month |
| CardKeep AI Pro Annual | $31.95 | per year |


## Frequently asked questions

### Is Psychedelic Science free?

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

### Is CardKeep AI free?

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

### Which has better reviews, Psychedelic Science or CardKeep AI?

Psychedelic Science and CardKeep AI are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Psychedelic Science or CardKeep AI have ads?

Neither Psychedelic Science nor CardKeep AI shows ads.

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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.*