# click & study vs Viana 2

The clearest difference is monetization model: click & study at free against Viana 2's paid. click & study also leads on iOS requirement (13.0 vs 17.4). Viana 2's advantage is review sentiment (42% vs 10%). On price, update cadence, ads and in-app purchases there is nothing between them.

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

click & study ships an update monthly, Viana 2 every 2 months. The most recent releases landed on August 24, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | click & study | Viana 2 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 9.8% of reviews | **42.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 55 MB | 19 MB |
| Requires iOS | **13.0** | 17.4 |
| Devices | **iPad, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [C.C. Buchner Verlag GmbH & Co. KG](https://appshunter.io/developer/539964912) | [Freie Universitaet Berlin](https://appshunter.io/developer/1031084427) |

## What reviewers say

### click & study

[App page](https://appshunter.io/ios/app/click-and-study/id1313728711)

Access your digital textbooks on your tablet and work offline. This app offers tools like highlighting, zooming, and a linked table of contents for efficient study.

**Highlights:** Download digital textbooks, Offline access, Highlighting, Zoom functionality, Linked table of contents, Bookmarks, Full-text search

**Features:** Vision Pro support

**In-app purchases:** none


### Viana 2

[App page](https://appshunter.io/ios/app/viana-2/id1554845327)

This app allows users to record and analyze motion from videos. It automatically determines the trajectory, position, and velocity of objects, offering advanced graphing and coordinate system tools for physics education.

**Highlights:** Record and analyze motion from videos, Automatic trajectory, position, and velocity determination, Adjustable video frame rates, Object tracking with marker adjustment, Display up to three graph types simultaneously, New phase diagram types, Real-time coordinate system and graph comparison, Export and import projects

**In-app purchases:** none


## Frequently asked questions

### Is click & study free?

click & study is free to download, with no in-app purchases.

### Is Viana 2 free?

Viana 2 is free to download, with no in-app purchases.

### Do click & study or Viana 2 have ads?

Neither click & study nor Viana 2 shows ads.

### Which is updated more often, click & study or Viana 2?

click & study ships an update monthly, and Viana 2 every 2 months. Most recently, click & study was updated on August 24, 2026 and Viana 2 on June 11, 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.*