# BoostLectura vs Delphi

The clearest difference is in-app purchases: Delphi at none against BoostLectura's 4. Delphi also leads on update cadence (every 4 days vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. BoostLectura sells 4 one-off in-app purchases. Delphi asks for nothing beyond the download.

BoostLectura ships an update every 9 days, Delphi every 4 days. Both last shipped on October 13, 2026.

## The numbers

| Metric | BoostLectura | Delphi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/delphi-classics-read-aloud/id6795305910/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | — | Free |
| Size | 42 MB | 18 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Daniel Matias Carvajal Carvajal](https://appshunter.io/developer/1837327710) | [Chenyu Li](https://appshunter.io/developer/6795305912) |

## What reviewers say

### BoostLectura

[App page](https://appshunter.io/ios/app/boostlectura-book-reader/id6751868392)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Credits Pack | $1.99 | one-time |
| Medium Credits Pack | $4.99 | one-time |
| Plus Credits Pack | $9.99 | one-time |
| Max Credits Pack | $19.99 | one-time |


### Delphi

[App page](https://appshunter.io/ios/app/delphi-classics-read-aloud/id6795305910)

This app provides a synchronized reading and listening experience for classic literature. As the audio plays, the text is highlighted, and you can tap any sentence to resume narration from that exact point. Enjoy offline access to a curated library of timeless works.

**Highlights:** Synchronized text and audio narration, Tap to play sentence feature, Offline reading and listening, Automatic resume functionality, Bookmark saving, Background playback

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

**In-app purchases:** none


## Frequently asked questions

### Is BoostLectura free?

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

### Is Delphi free?

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

### Do BoostLectura or Delphi have ads?

Neither BoostLectura nor Delphi shows ads.

### Which is updated more often, BoostLectura or Delphi?

BoostLectura ships an update every 9 days, and Delphi every 4 days. Most recently, BoostLectura was updated on October 13, 2026 and Delphi on October 13, 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.*