# Strobe vs RSVP Speed Reader

The clearest difference is in-app purchases: Strobe at none against RSVP Speed Reader's 2. Strobe also leads on ads (none vs shown). RSVP Speed Reader's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence and device support there is nothing between them.

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

Strobe ships an update weekly, RSVP Speed Reader every 6 days. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Strobe | RSVP Speed Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/strobe-speed-reading/id6759187873/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free | — |
| Size | 13 MB | 24 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Jaafar Abdeen](https://appshunter.io/developer/1559039483) | [Mahir Cem ALCI](https://appshunter.io/developer/1894970768) |

## What reviewers say

### Strobe

[App page](https://appshunter.io/ios/app/strobe-speed-reading/id6759187873)

This app enhances reading speed and focus with a clean interface for PDFs and EPUBs. It offers customizable reading speeds, font choices, and smooth navigation to reduce eye fatigue and improve comprehension.

**Highlights:** RSVP reading interface, PDF and EPUB import, Adjustable reading speed (100-1000 WPM), Customizable text size and fonts, Hold-to-read interaction, Automatic progress saving, Chapter navigation

**Features:** Vision Pro support

**In-app purchases:** none


### RSVP Speed Reader

[App page](https://appshunter.io/ios/app/rsvp-speed-reader/id6762700683)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RSVP Pro Plan | $3.99 | per month |
| RSVP Pro Plan | $29.99 | per year |


## Frequently asked questions

### Is Strobe free?

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

### Is RSVP Speed Reader free?

RSVP Speed Reader is free to download, with in-app purchases available.

### Do Strobe or RSVP Speed Reader have ads?

RSVP Speed Reader shows ads; Strobe does not.

### Which is updated more often, Strobe or RSVP Speed Reader?

Strobe ships an update weekly, and RSVP Speed Reader every 6 days. Most recently, Strobe was updated on October 9, 2026 and RSVP Speed Reader on October 4, 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.*