# Celer vs ADHD

The clearest difference is price: Celer at Free against ADHD's $1.99. ADHD's advantage is in-app purchases (none vs 4) and update cadence (every 3 days vs every 10 days). On ads and device support there is nothing between them.

Celer is free to download; ADHD costs $1.99 up front. Celer sells 4 in-app purchases, starting at $7.99 per month. ADHD asks for nothing beyond the download.

Celer ships an update every 10 days, ADHD every 3 days. The most recent releases landed on September 21, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Celer | ADHD |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.0 (21 ratings)](https://appshunter.io/ios/app/celer-adhd-and-focus-reader/id1641298256/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 62 MB | 27 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mobile Craft MB](https://appshunter.io/developer/1299128266) | [MapTube AB](https://appshunter.io/developer/1806672009) |

## What reviewers say

### Celer

[App page](https://appshunter.io/ios/app/celer-adhd-and-focus-reader/id1641298256)

Enhance your reading speed, focus, and comprehension with a scientifically-backed method. This app offers an immersive environment and assistive technology to help you absorb information faster and retain it better. It's an essential tool for students, professionals, and individuals with neurodivergent reading needs.

**Highlights:** Read 2-3x faster, Sharpen focus with immersive environment, Boost memory and retention, Assistive tool for ADHD & Dyslexia, Import EPUB, PDF, mobi, rtf, txt, Read articles and web content, Customizable themes

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium month | $7.99 | per month |
| Premium quarter | $17.99 | per 3 months |
| Premium Year | $34.99 | per year |
| Premium Year Plan | $79.99 | per year |


### ADHD

[App page](https://appshunter.io/ios/app/adhd-reader/id6759151400)

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

**In-app purchases:** none


## Frequently asked questions

### Is Celer free?

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

### Is ADHD free?

ADHD costs $1.99, with no in-app purchases.

### Do Celer or ADHD have ads?

Neither Celer nor ADHD shows ads.

### Which is updated more often, Celer or ADHD?

Celer ships an update every 10 days, and ADHD every 3 days. Most recently, Celer was updated on September 21, 2026 and ADHD on September 27, 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.*