# Happier PDF vs Socra

The clearest difference is in-app purchases: Socra at none against Happier PDF's 1. Happier PDF's advantage is update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Happier PDF sells 1 one-off in-app purchase. Socra asks for nothing beyond the download.

Happier PDF ships an update every 3 days, Socra every 2 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Happier PDF | Socra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Size | 2 MB | 82 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Thi Hong Chau Le](https://appshunter.io/developer/1610084014) | [Socra App](https://appshunter.io/developer/1743941341) |

## What reviewers say

### Happier PDF

[App page](https://appshunter.io/ios/app/happier-pdf/id6470315442)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Export PDF without limitation | $1.99 | one-time |


### Socra

[App page](https://appshunter.io/ios/app/socra/id6499582611)

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

**In-app purchases:** none


## Frequently asked questions

### Is Happier PDF free?

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

### Is Socra free?

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

### Do Happier PDF or Socra have ads?

Neither Happier PDF nor Socra shows ads.

### Which is updated more often, Happier PDF or Socra?

Happier PDF ships an update every 3 days, and Socra every 2 months. Most recently, Happier PDF was updated on October 27, 2026 and Socra on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*