# PEDM vs CertsCheck

The clearest difference is in-app purchases: PEDM at none against CertsCheck's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CertsCheck sells 3 in-app purchases, starting at $1.99 per month. PEDM asks for nothing beyond the download.

PEDM ships an update every 3 weeks, CertsCheck monthly. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PEDM | CertsCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/certscheck/id6469147491/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Freemium |
| Size | 9 MB | 35 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Heimdal Security](https://appshunter.io/developer/1527977763) | [Yuya Asamura](https://appshunter.io/developer/1184558977) |

## What reviewers say

### PEDM

[App page](https://appshunter.io/ios/app/pedm/id1571452176)

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

**In-app purchases:** none


### CertsCheck

[App page](https://appshunter.io/ios/app/certscheck/id6469147491)

Easily inspect the details of TLS/SSL certificates directly from your browser. This tool helps you understand certificate information, including those from Let's Encrypt, without needing to be a security expert.

**Highlights:** Check TLS/SSL certificate contents, Inspect certificate details via URL, Share Extension for browsers, Understand Let's Encrypt certificates, Premium subscription for advanced features

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $1.99 | per month |
| Premium (Yearly) | $19.99 | per year |
| Buy developer a coffee | $1.99 | one-time |


## Frequently asked questions

### Is PEDM free?

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

### Is CertsCheck free?

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

### Do PEDM or CertsCheck have ads?

Neither PEDM nor CertsCheck shows ads.

### Which is updated more often, PEDM or CertsCheck?

PEDM ships an update every 3 weeks, and CertsCheck monthly. Most recently, PEDM was updated on October 7, 2026 and CertsCheck on October 6, 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.*