# ERF Mediathek vs prisma

The clearest difference is ads: ERF Mediathek at none against prisma's shown. ERF Mediathek also leads on monetization model (free vs free with in-app purchases) and iOS requirement (9.3 vs 15.6). prisma's advantage is review sentiment (52% vs 33%). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ERF Mediathek ships an update every 4 months, prisma every 3 months. The most recent releases landed on October 23, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | ERF Mediathek | prisma |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | **52.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 5 MB |
| Requires iOS | **9.3** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ERF Medien e.V.](https://appshunter.io/developer/369881773) | [prisma-Verlag GmbH & Co. KG](https://appshunter.io/developer/1160735416) |

## What reviewers say

### ERF Mediathek

[App page](https://appshunter.io/ios/app/erf-mediathek/id1133535596)

Access ERF broadcasts on demand with this free app. Watch popular series, church services, and inspiring stories anytime. Save favorites, search content, and share with others.

**Highlights:** Access all ERF broadcasts, Search for specific programs, Save programs to a watchlist, Live stream ERF broadcasts, Rate and recommend programs, Share programs via social media and email

**Features:** macOS Compatibility

**In-app purchases:** none


### prisma

[App page](https://appshunter.io/ios/app/prisma-deine-tv-programm-app/id1160735418)

Access a comprehensive TV guide up to four weeks in advance. Customize your channel list, get personalized recommendations, and set reminders for your favorite shows. Discover new content with a search assistant and film archive.

**Highlights:** Up to four-week TV program guide, Customizable channel lists, Personalized watchlists with reminders, Search assistant for shows and actors, User ratings and social sharing, Film and star archive with trailers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ERF Mediathek free?

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

### Is prisma free?

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

### Do ERF Mediathek or prisma have ads?

prisma shows ads; ERF Mediathek does not.

### Which is updated more often, ERF Mediathek or prisma?

ERF Mediathek ships an update every 4 months, and prisma every 3 months. Most recently, ERF Mediathek was updated on October 23, 2026 and prisma on October 19, 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.*