AF vs SSL Certificates
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AF
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For AF-21 & P-901 IoTStation message receiving.
SSL Certificates
Monitor the expiration dates of your SSL certificates with this straightforward utility. Receive timely notifications to ensure your domain security remains uninterrupted. Keep track of your certificate validity effortlessly.
- Track SSL certificate validity
- Receive expiration notifications
- Simple and convenient interface
- Domain security monitoring
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A simple and convenient application for tracking the validity of an SSL certificate and notifying about its expiration.
Screenshots
Verdict
The clearest difference is update cadence: SSL Certificates at every 5 weeks against AF's every 38 months. SSL Certificates also leads on device support (3 vs 1) and iOS requirement (12.3 vs 16.2). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
AF ships an update every 38 months, SSL Certificates every 5 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.
| Parameter | AF | SSL Certificates |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (2 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 38 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.2 | 12.3 — better |
| Further details — not scored | ||
| Size | 140 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | john Cheng | IVAYLO TILEV |
In-app purchases
AF
No in-app purchases
SSL Certificates
No in-app purchases









