# El Oráculo de Obi vs Leaf

The clearest difference is ads: El Oráculo de Obi at none against Leaf's shown. El Oráculo de Obi also leads on iOS requirement (13.0 vs 16.4). Leaf's advantage is update cadence (every 5 days vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. El Oráculo de Obi sells 3 in-app purchases, starting at $1.99 per month and Leaf sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

El Oráculo de Obi ships an update every 3 weeks, Leaf every 5 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | El Oráculo de Obi | Leaf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/leaf-book-and-reading-tracker/id6758457945/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 49 MB | 86 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Erick Mora Carbo](https://appshunter.io/developer/1573567901) | [Vincent Ballut](https://appshunter.io/developer/1873020916) |

## What reviewers say

### El Oráculo de Obi

[App page](https://appshunter.io/ios/app/el-oraculo-de-obi/id6479256285)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Suscripción Mensual | $1.99 | per month |
| Suscripción Trimestral | $4.99 | per 3 months |
| Suscripción Anual | $17.99 | per year |


### Leaf

[App page](https://appshunter.io/ios/app/leaf-book-and-reading-tracker/id6758457945)

This app helps you build a consistent reading habit by tracking your progress page by page and setting daily goals. It offers features like reading streaks, dual goal-setting modes, and visual progress indicators. An AI assistant is available for Pro users to interact with their reading data.

**Highlights:** Daily reading streak counter, Flexible and fixed date goal setting, Visual progress indicator, AI assistant for reading queries (Pro), Home screen widgets, Barcode scanning for book entry, Goodreads library import

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Leaf Pro Monthly | $2.99 | per month |
| Leaf Pro Annual | $24.99 | per year |
| Leaf Pro Annual | $24.99 | per year |
| Small | $1.99 | one-time |
| Medium | $4.99 | one-time |
| 3-Month Challenge Pass | $9.99 | one-time |
| Large | $9.99 | one-time |


## Frequently asked questions

### Is El Oráculo de Obi free?

El Oráculo de Obi is free to download, with in-app purchases available.

### Is Leaf free?

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

### Do El Oráculo de Obi or Leaf have ads?

Leaf shows ads; El Oráculo de Obi does not.

### Which is updated more often, El Oráculo de Obi or Leaf?

El Oráculo de Obi ships an update every 3 weeks, and Leaf every 5 days. Most recently, El Oráculo de Obi was updated on October 30, 2026 and Leaf on October 31, 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.*