# Litup vs Passtonbac

The clearest difference is in-app purchases: Passtonbac at none against Litup's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Litup sells 4 in-app purchases, starting at $3.99 per month. Passtonbac asks for nothing beyond the download.

Litup ships an update every 6 days, Passtonbac every 9 days. The most recent releases landed on September 30, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Litup | Passtonbac |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/litup-readchallenge/id6760472746/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 9 days |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 50 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KHADIM GUEYE](https://appshunter.io/developer/1884613656) | [Fatou SALL](https://appshunter.io/developer/1888131711) |

## What reviewers say

### Litup

[App page](https://appshunter.io/ios/app/litup-readchallenge/id6760472746)

This app transforms solitary reading into a collective, gamified experience. Users join reading challenges with daily page goals, read within an integrated PDF reader, and earn points through quizzes to climb real-time leaderboards. Streaks, badges, and recognition foster lasting engagement.

**Highlights:** Gamified reading challenges, Integrated PDF reader, Daily quizzes for points, Real-time leaderboards, Streaks and badges, Community reading experience

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LITUP Premium | $3.99 | per month |
| Accès Challenge | $0.99 | one-time |
| Slot de création | $0.99 | one-time |
| Accès Challenge Premium | $1.99 | one-time |


### Passtonbac

[App page](https://appshunter.io/ios/app/passtonbac/id6761177422)

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

**In-app purchases:** none


## Frequently asked questions

### Is Litup free?

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

### Is Passtonbac free?

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

### Do Litup or Passtonbac have ads?

Neither Litup nor Passtonbac shows ads.

### Which is updated more often, Litup or Passtonbac?

Litup ships an update every 6 days, and Passtonbac every 9 days. Most recently, Litup was updated on September 30, 2026 and Passtonbac on October 12, 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.*