# Web PKI vs Trade Friend

The clearest difference is review sentiment: Trade Friend at 100% against Web PKI's 25%. Trade Friend also leads on rating (5.0 vs 1.0) and update cadence (every 6 days vs every 2 months). Web PKI's advantage is in-app purchases (none vs 2) and ratings volume (4 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Trade Friend sells 2 in-app purchases, starting at $3.99 per month. Web PKI asks for nothing beyond the download.

Trade Friend holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 25% of Web PKI's written reviews are positive against 100% of Trade Friend's.

Web PKI ships an update every 2 months, Trade Friend every 6 days. The most recent releases landed on November 13, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Web PKI | Trade Friend |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (4 ratings)](https://appshunter.io/ios/app/web-pki/id1390701957/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trade-friend/id6503201051/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | **Free** | Freemium |
| Size | 31 MB | 72 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lacuna Software](https://appshunter.io/developer/1390701956) | [julio cesar abduch santos](https://appshunter.io/developer/1748334188) |

## What reviewers say

### Web PKI

[App page](https://appshunter.io/ios/app/web-pki/id1390701957)

Perform digital signatures using certificates from your mobile device on compatible websites and applications. Securely authenticate documents and transactions on the go.

**Highlights:** Digital signatures with mobile certificates, Compatibility with websites, Compatibility with applications, Secure authentication

**Features:** Vision Pro support

**In-app purchases:** none


### Trade Friend

[App page](https://appshunter.io/ios/app/trade-friend/id6503201051)

Organize product research, shopping, and supplier information from trade shows, stores, and travel. Save seller details, record product specifications, and compare items side-by-side. Export your organized research into PDF reports.

**Highlights:** Project-based organization, Save seller contact info and photos, Record product details and specifications, Side-by-side product comparison, PDF export for research reports, Organize trade shows and shopping trips

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trade Friend Premium Monthly | $3.99 | per month |
| Trade Friend Premium Annual | $29.99 | per year |


## Frequently asked questions

### Is Web PKI free?

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

### Is Trade Friend free?

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

### Which has better reviews, Web PKI or Trade Friend?

Trade Friend is rated higher. Web PKI averages 1.0 out of 5 from 4 ratings, while Trade Friend averages 5.0 from 1 ratings.

### Do Web PKI or Trade Friend have ads?

Neither Web PKI nor Trade Friend shows ads.

### Which is updated more often, Web PKI or Trade Friend?

Web PKI ships an update every 2 months, and Trade Friend every 6 days. Most recently, Web PKI was updated on November 13, 2026 and Trade Friend on October 30, 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.*