Comparison

TLS Inspector vs iVim

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

Head to head
About

TLS Inspector

Inspect TLS certificates for any domain or IP address to understand trust and safety. Detect man-in-the-middle attacks by highlighting invalid certificates. Access detailed certificate properties and integrate with your browser.

Highlights
  • Input domain or IP for inspection
  • Inspect websites via browser extension
  • View entire issue chain and trust status
  • Detailed TLS certificate properties
  • Detect man-in-the-middle attacks
  • Share sheet integration with Safari
Features
Read full description

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 is made entirely without the use of Artificial Intelligence (AI) or Large Language Models (LLMs).

About

iVim

This app brings the powerful Vim text editor to iOS devices. It offers advanced features like custom font import, an extended and customizable keyboard, multistage language input, and seamless integration with other apps through sharing and document pickers. Advanced functionalities like plugin management and version control are available via in-app purchases or a subscription.

Highlights
  • Custom font import with ligature support
  • Extended and customizable keyboard
  • Multistage language input
  • App sharing and document picker integration
  • External hardware keyboard support
  • Integrated scripting languages (Python, Lua)
  • Plugin management (In-App Purchase)
  • Native version control (iVim Pro subscription)
Read full description

iVim is a project that brings the vim editor to the iOS system. It is open source, please visit the App Support URL. Font management Besides some system and embedded monospace fonts, iVim allows users to import and use their own custom fonts. Moreover, iVim supports to render ligatures if your font provides beautiful ones. Extended keyboard By introducing compact buttons, iVim covers as many keys as possible in its extended keyboard, so that you can input symbols without switching among key groups. Moreover, you can customize it to meet your own special needs. Multistage language input iVim adds support to multistage input languages such as Chinese or Japanese. Sharing Through sharing, iVim makes its editing power available to more apps. Via the share extension, iVim can import text or text files from, or export to other apps. Via the document picker, you can also import or edit files or directories in iCloud Drive or documents providers, without leaving iVim. External hardware keyboard iVim supports external hardware keyboards well, just connect your favorite one to the device and start typing. With the native modifier keys mapping option from the system, you can even make the "caps lock" key act both as "ctrl" and "esc" in iOS 13.4 and above. External commands iVim includes some useful external commands that you are familiar with and integrates powerful scripting languages such as Python and Lua. With +terminal feature enabled and a simple shell named "ivish" included, you can run the commands in terminal windows like on a computer. Plugins management (In App Purchase required) iVim provides a plugins manager, "iplug", for you to install and manage plugins easily. Version control (iVim Pro required) iVim has native version control system integrated into its UI and workflow, you get better idea of what is happening to your files, make changes with more confidence, and collaborate in editing more conveniently than ever. iVim Pro iVim provides a monthly subscription (with an introductory 1 week free trial), named "iVim Pro", enabling extra great features: - native version control Subscriptions will be charged to your Apple ID account. Your subscription will automatically renew unless it is cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscriptions in Account Settings on App Store after purchase. Any unused portion of a free trial period, if any, will be forfeited when the user purchase a subscription. Terms of Use: https://github.com/terrychou/docs/blob/master/ivim-terms-of-use.md Privacy Policy: https://github.com/terrychou/docs/blob/master/ivim-privacy-policy.md Type ":help ios" in iVim for more detailed information.

Screenshots

TLS Inspector4 screens
iVim1 screens

Verdict

The call

The clearest difference is in-app purchases: TLS Inspector at none against iVim's 5. iVim's advantage is iOS requirement (11.0 vs 15.0). On price, rating, review sentiment and ratings volume 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. iVim sells 5 in-app purchases, starting at $4.99 per month. TLS Inspector asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

TLS Inspector holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 256 and 167 respectively. Written reviews complicate that: 83% of TLS Inspector's written reviews are positive against 84% of iVim's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

TLS Inspector ships an update monthly, iVim every 5 weeks. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

Scorecard3 real differences · 7 level
TLS Inspector versus iVim: the parameters behind the verdict, then further details
ParameterTLS InspectoriVim
PriceFreeFree
Rating4.8 (256 ratings) — better4.6 (167 ratings)
Positive reviews83.0% of reviews84.3% of reviews — better
Number of ratings256 — better167
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size18 MB127 MB
Age rating4+4+
DeveloperIan Spence文礼 周

Customer experience

TLS Inspector

All ratings257 ratings
Positive95.3%
Neutral0.8%
Negative3.9%
Written reviews47 reviews
Positive83.0%
Neutral6.4%
Negative10.6%

iVim

All ratings167 ratings
Positive89.2%
Neutral4.2%
Negative6.6%
Written reviews102 reviews
Positive84.3%
Neutral6.9%
Negative8.8%

User reviews

TLS Inspector

From 256 App Store ratings

What we love

  • ✅ Essential security utility
  • 🔧 Useful for cert renewals
  • 📱 Inspects certs on mobile
  • 💡 Innovative CA root updating
  • 👍 Seamless share sheet integration

Room to improve

  • 🐛 Share extension not working
  • ⚠️ Error messages for updates
  • 📉 No longer works for some
  • 🥶 App freezes
  • 🚫 Unauthorized app claim

iVim

From 167 App Store ratings

What we love

  • 🎯 Excellent Vim port with most keybindings and features working correctly
  • ⌨️ Innovative custom keyboard with easy access to special characters and Vim keys
  • 🔌 Great integration with iOS Files app and external keyboards
  • 🎨 Highly customizable with plugin support and color schemes
  • 📚 Comprehensive Vim documentation included (:help iOS)

Room to improve

  • 🐛 Keyboard constantly pops up and obscures content
  • 🐛 Difficulty hiding keyboard on iPad
  • ⚠️ App appears abandoned with infrequent updates
  • 💰 Expensive subscription model for Pro features
  • 🔐 Requires internet access for basic text editing

Bugs and requests

TLS Inspector

Reported bugs

5 issues
  • App crash issue fixed
  • Share extension 'inspect website' never works
  • Error checking for TLS bundle updates
  • App freezes
  • App locks up, non functional

Requested features

3 requests
  • Continue making app great and helpful
  • Add dark mode option
  • More advanced features

iVim

Reported bugs

15 issues
  • Keyboard obscures command line and content
  • Keyboard cannot be hidden or dismissed properly
  • Paste function unreliable with Command-V
  • Plus buffer (+) paste not working
  • App loses all data when iOS suspends it
Show 10 more
  • Focus stealing in Split View mode
  • netrw breaks after accessing certain folders
  • relativenumber setting shows zero instead of current line number
  • First character on first line hidden on iPad Pro with rounded corners
  • Pinch/zoom feature too sensitive without dead zone
  • Help mode space and delete keys non-functional
  • Plugin loading errors (e.g., python-mode)
  • Cursor position issues with certain keyboard configurations
  • Key repeat not functioning for Vim movement keys
  • App crashes or becomes unusable without ESC key access

Requested features

16 requests
  • .vimrc functionality that actually works
  • Easier document/file access without multiple clicks
  • Reading mode to hide keyboard while scrolling
  • Better keyboard dismissal mechanism
  • Function keys on the keyboard
Show 11 more
  • Update to Vim 8 or newer version
  • Core git functionality without paywall
  • Better plugin installation process
  • Directory creation capability
  • Backtick (`) character in keyboard shortcuts
  • Improved help system with working space/delete keys
  • File browser integration within the app
  • Donation/tip option via in-app purchase
  • Online documentation outside the app
  • Support for newer iPad Pro display notches
  • Improved external keyboard support (especially folding keyboards)

In-app purchases

None

TLS Inspector

No in-app purchases

5 purchases

iVim

Subscriptions1
  • iVim Pro7 Days trial$4.991 Month
One-time4
  • Small Donation$1.99
  • Auto Restore$3.99
  • Plugins Manager$4.99
Show 1 more
  • Big Donation$9.99

Questions

Is TLS Inspector free?
TLS Inspector is free to download, with no in-app purchases.
Is iVim free?
iVim is free to download, with in-app purchases available.
Which has better reviews, TLS Inspector or iVim?
TLS Inspector is rated higher. TLS Inspector averages 4.8 out of 5 from 256 ratings, while iVim averages 4.6 from 167 ratings.
Do TLS Inspector or iVim have ads?
Neither TLS Inspector nor iVim shows ads.
Which is updated more often, TLS Inspector or iVim?
TLS Inspector ships an update monthly, and iVim every 5 weeks. Most recently, TLS Inspector was updated on October 14, 2026 and iVim on October 13, 2026.

Other comparisons