# PaathBook vs Wave Library

The clearest difference is in-app purchases: PaathBook at none against Wave Library's 1. PaathBook also leads on update cadence (every 4 days vs fortnightly). Wave Library's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Wave Library sells 1 one-off in-app purchase. PaathBook asks for nothing beyond the download.

PaathBook ships an update every 4 days, Wave Library fortnightly. The most recent releases landed on October 25, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PaathBook | Wave Library |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 70 MB | 282 MB |
| Requires iOS | **15** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roshan Shrestha](https://appshunter.io/developer/1807979713) | [Bright Kids Private Limited](https://appshunter.io/developer/1604600912) |

## What reviewers say

### PaathBook

[App page](https://appshunter.io/ios/app/paathbook-notegk-and-see-prep/id6760779307)

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

**In-app purchases:** none


### Wave Library

[App page](https://appshunter.io/ios/app/wave-library/id6769728631)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wave Institute Admission | $79.99 | one-time |


## Frequently asked questions

### Is PaathBook free?

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

### Is Wave Library free?

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

### Do PaathBook or Wave Library have ads?

PaathBook shows ads; Wave Library does not.

### Which is updated more often, PaathBook or Wave Library?

PaathBook ships an update every 4 days, and Wave Library fortnightly. Most recently, PaathBook was updated on October 25, 2026 and Wave Library on October 6, 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.*