TLS Inspector icon

TLS Inspector

Ian Spence

4.8

257 ratings

Free

With this security app, you can input domain or IP information and inspect TLS certificates to identify issues or trust concerns. Includes features for detailed certificate analysis and browser integration.

AppRecs review analysis

AppRecs rating 4.5. Trustworthiness 76 out of 100. Review manipulation risk 23 out of 100. Based on a review sample analyzed.

★★★★

4.5

AppRecs Rating

Ratings breakdown

5 star

89%

4 star

7%

3 star

1%

2 star

0%

1 star

4%

What to know

Low review manipulation risk

23% review manipulation risk

Credible reviews

76% trustworthiness score from analyzed reviews

High user satisfaction

89% of sampled ratings are 5 stars

About TLS Inspector

Trust & Safety in the palm of your hand.

• Input & Inspect. It's really that simple.
Input a domain or IP address using the TLS Inspector app, or inspect any website from within your favourite browser using our Inspect Website extension.

• No Nonsense Results. "At a glance" has never been easier.
TLS Inspector will show you the entire issue chain for any website, and whether or not your device trusts that chain.

• Dive Deep. Details for days.
View important properties of any TLS certificate including fingerprints, dates, algorithms, and more.

• Stay Safe Online. No training required.
TLS Inspector makes it easy to detect and avoid man-in-the-middle attacks on unsafe networks by highlighting invalid and untrustworthy certificates.

• Right Place, Right Time. Inspect nearly anything from anywhere.
Easily access TLS Inspector from other apps, such as Safari, with the Show Certificates share sheet action.

TLS Inspector is free & libre open source software (FLOSS) with source code available on GitHub.
TLS Inspector Screenshots
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Reviews for TLS Inspector

Blown2Bytes

Essential tech utility

I’ve been using TLS Inspector for years now. Part of my job is managing cert renewals and other security related components for company resources. I use TLS inspector to help validate certificates, including making sure the correct cert is being served and expiration times, etc. from public internet on my phone. This app does exactly what I need with no fluff or bloat and without drowning me in ads. I consider it an essential tool in my tool belt. Highly recommend.

Its That End User Again

2025 UPDATE! Must Have essential security aid for iOS 🔐

2025 UPDATE: It's been at least 10 (!) years since I've been using this app. Times have changed since then (And thankfully, server configurations) It remains unmatched in purpose, functionality, stability, and expertise. Recently there was a massive implementation of something NO OTHER APP does; device CA root certificate updating. Yup, it peeks where no other app dares- Except pretty shady ones. I trust this developer, and appreciate the thought and coding needed to get there. I downloaded This tool years ago and it’s been on all my devices- testing and personal- as an essential web tool, especially these days with web apps being everywhere. It’s helped me trace down all sorts of inconsistencies, unexpected behavior, and hands down shady stuff… all through the iOS share sheet! From simple double checks out of safety, to hunting down a rotten CA issue this app never fails. Thank you to the dev for keeping it updated and for designing such a great tool. This dev KNOWS certs. I mean, really knows. This isn’t just some easily coded generic utility tool app. You won’t find any other cert apps anywhere near as advanced as this.

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