# COGS vs llex

The clearest difference is in-app purchases: COGS at none against llex's 2. COGS also leads on device support (3 vs 1). llex's advantage is update cadence (weekly vs every 5 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. llex sells 2 one-off in-app purchases. COGS asks for nothing beyond the download.

COGS ships an update every 5 months, llex weekly. The most recent releases landed on September 16, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | COGS | llex |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 17 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Harold Scholtz](https://appshunter.io/developer/1567175177) | [Aleksei Zinchenko](https://appshunter.io/developer/1445078845) |

## What reviewers say

### COGS

[App page](https://appshunter.io/ios/app/cogs/id1595085102)

**Features:** macOS Compatibility

**In-app purchases:** none


### llex

[App page](https://appshunter.io/ios/app/llex/id6448850375)

Instantly generate legally compliant contracts with AI. This app uses OCR to fill templates from photos and allows customization to meet specific deal requirements, delivering ready-to-sign PDFs in moments. You can also ask questions about your uploaded documents.

**Highlights:** AI-powered contract generation, Fill templates via photo OCR, Customizable contract templates, Legally compliant documents, Instant PDF results, Ask questions about your PDFs

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Chat with Contract | $4.99 | one-time |
| Remove Watermark | $19.99 | one-time |


## Frequently asked questions

### Is COGS free?

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

### Is llex free?

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

### Do COGS or llex have ads?

Neither COGS nor llex shows ads.

### Which is updated more often, COGS or llex?

COGS ships an update every 5 months, and llex weekly. Most recently, COGS was updated on September 16, 2026 and llex on September 11, 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.*