# LALG vs Signature AI

The clearest difference is in-app purchases: LALG at none against Signature AI's 2. LALG also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Signature AI sells 2 in-app purchases, starting at $7.99 per 7 days. LALG asks for nothing beyond the download.

## The numbers

| Metric | LALG | Signature AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | — |
| Size | 46 MB | 62 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WE GUARD](https://appshunter.io/developer/1783368887) | [Tejas Shah](https://appshunter.io/developer/1770005220) |

## What reviewers say

### LALG

[App page](https://appshunter.io/ios/app/lalg/id6739003602)

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

**In-app purchases:** none


### Signature AI

[App page](https://appshunter.io/ios/app/signature-ai-pdf-maker/id6744357116)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ai Pdf One Week | $7.99 | per 7 days |
| Ai Pdf One Year | $44.99 | per year |


## Frequently asked questions

### Is LALG free?

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

### Is Signature AI free?

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

### Do LALG or Signature AI have ads?

Signature AI shows ads; LALG does not.

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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.*