# RWTHApp vs Buffl

The clearest difference is review sentiment: Buffl at 94% against RWTHApp's 42%. Buffl also leads on rating (5.0 vs 3.2) and iOS requirement (11.0 vs 16.4). RWTHApp's advantage is in-app purchases (none vs 2). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Buffl sells 2 in-app purchases, starting at $3.99 per month. RWTHApp asks for nothing beyond the download.

Buffl holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 6 and 11 respectively. Written reviews point the same way: 42% of RWTHApp's written reviews are positive against 94% of Buffl's.

RWTHApp ships an update every 3 weeks, Buffl monthly. The most recent releases landed on September 22, 2026 and July 9, 2026 respectively.

## The numbers

| Metric | RWTHApp | Buffl |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (6 ratings)](https://appshunter.io/ios/app/rwthapp/id779524311/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/buffl-learn-with-flashcards/id1144134340/reviews)** |
| Number of ratings | 6 | **11** |
| Positive reviews | 42.0% of reviews | **93.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 35 MB | 66 MB |
| Requires iOS | 16.4 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RWTH Aachen University](https://appshunter.io/developer/371466796) | [Brain Factory](https://appshunter.io/developer/987464294) |

## What reviewers say

### RWTHApp

[App page](https://appshunter.io/ios/app/rwthapp/id779524311)

This app simplifies university life for students, staff, and visitors by providing access to calendars, course information, library accounts, and canteen menus. It also offers direct feedback options for lectures and information on university resources and jobs.

**Highlights:** Calendar and course viewing, Canteen menu access, Library account management, Direct feedback to lecturers, Information on jobs and university resources, Study room search

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

**In-app purchases:** none


### Buffl

[App page](https://appshunter.io/ios/app/buffl-learn-with-flashcards/id1144134340)

Create and study custom flashcards for any subject, from school to work. Collaborate with others, learn offline, and track your progress with an intuitive system. Supports images, multiple-choice questions, and various learning modes.

**Highlights:** Create custom flashcards, Multiple choice questions, Offline learning and creation, Cloud synchronization, Collaborative course sharing, Progress tracking, Speed learning mode

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buffl Premium | $3.99 | per month |
| Buffl Premium | $28.99 | per year |


## Frequently asked questions

### Is RWTHApp free?

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

### Is Buffl free?

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

### Which has better reviews, RWTHApp or Buffl?

Buffl is rated higher. RWTHApp averages 3.2 out of 5 from 6 ratings, while Buffl averages 5.0 from 11 ratings.

### Do RWTHApp or Buffl have ads?

Neither RWTHApp nor Buffl shows ads.

### Which is updated more often, RWTHApp or Buffl?

RWTHApp ships an update every 3 weeks, and Buffl monthly. Most recently, RWTHApp was updated on September 22, 2026 and Buffl on July 9, 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.*