Comparison

CertTool vs SSL Checker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

CertTool

What's in my certificate?

SSL Expiry Alerts & Scanner

Free

🛠️ Developer Tools

No ratingsView app →

About

CertTool

Features

Read full description

If you want to know a little bit about a X.509 certificate CertTool has you covered. Just select a file in PEM or DER format that contains the certificate and it will show you some details. And if you just want to share the certificate to the app, you can do that as well.

About

SSL Checker

Features

Read full description

SSL Checker is your trusted companion for website security and SSL management. Instantly check SSL certificates, view detailed issuer and expiry information, and receive custom reminders to renew before your SSL expires. **Key Features:** • Fast SSL certificate scanning and validation • In-depth certificate and issuer details • Scan history to track previous checks • Set custom reminders for SSL renewals • Instant expiry notifications and recurring alerts • Easy-to-use, intuitive interface Perfect for webmasters, developers, and businesses wanting peace of mind and secure HTTPS websites. Download SSL Checker now and never miss another SSL renewal! Stay secure, stay ahead!

Screenshots

CertTool1 screens

SSL Checker4 screens

Verdict

The call

The clearest difference is ads: CertTool at none against SSL Checker's shown. SSL Checker's advantage is update cadence (every 8 days vs every 2 months). On price, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CertTool ships an update every 2 months, SSL Checker every 8 days. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

Scorecard2 real differences · 4 level

CertTool versus SSL Checker: the parameters behind the verdict, then further details
Parameter	CertTool	SSL Checker
Price	Free	Free
Update frequency	Every 2 months	Every 8 days — better
Ads	No — better	Yes
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPad, iPod — better
Requires iOS	16.6	15.6 — better
Further details — not scored
Size	6 MB	6 MB
Age rating	4+	4+
Developer	Tim Wilbrink	Suman Sharma

In-app purchases

None

CertTool

No in-app purchases

None

SSL Checker

No in-app purchases

Questions

Is CertTool free?

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

Is SSL Checker free?

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

Do CertTool or SSL Checker have ads?

SSL Checker shows ads; CertTool does not.

Which is updated more often, CertTool or SSL Checker?

CertTool ships an update every 2 months, and SSL Checker every 8 days. Most recently, CertTool was updated on September 23, 2026 and SSL Checker on September 21, 2026.