Ka vs Ad Block Multi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ka
This content blocker for Safari enhances your browsing experience by preventing ads and tracking scripts. It significantly improves page load times, reduces data usage, and conserves battery life by blocking intrusive elements.
- Content blocking for Safari
- Blocks ads and tracking scripts
- Improves page load speed
- Reduces data usage
- Conserves battery life
- Open source
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Ka-Block! is a content blocker for Safari that prevents ads and tracking scripts from slowing down web pages you visit. Many sites use third-party scripts to track your behavior across the web, causing pages to load slowly and draining your phone’s battery. Blocking these scripts dramatically improves page load time, data usage, and battery life. - Fast, curated filter list - Open source - Also available for Safari on Mac Protecting privacy and performance on the web is important. We hope you enjoy Ka-Block!
Ad Block Multi
Block ads, trackers, and cookie notices in Safari with a highly customizable ad blocker. Utilize numerous filter lists, including region-specific options, to enhance privacy, save data, and improve battery life. This app offers advanced blocking technology without compromising your browsing history.
- 21+ filter lists, including regional options
- Blocks banner and pop-up ads
- Blocks cookie law notices
- Reduces malware and spyware risk
- Enhances privacy by blocking tracking scripts
- Saves data and battery life
- Configurable allowlist
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Why limit yourself with a few predefined filters like other ad blockers do? 21 filter lists and counting, including precise regional ones! Find a combination that suits you. Tired of seeing ads while surfing the net with Safari? Cookie law notices seem obvious to you? Thinking seriously about online privacy? Then Ad Block Multi is here to get your back! Utilizing the most advanced iOS technology, Ad Block Multi integrates with Safari and applies the combination of filters you select to your further browsing experience. ◉ Blocks banner and pop-up ads ◉ High-quality mobile-adapted filters, updated on a regular basis ◉ Very light on CPU usage - filters got compiled to bytecode one time and then reused by Safari without further parsing ◉ Reduces risk of malware and spyware infection ◉ Enhances your privacy by blocking user behavior tracking scripts ◉ Saves up to 51% of data plan and, consequently, your money ◉ Saves up to 24% of battery life, which increases your mobility ◉ Not a VPN or proxy solution ◉ Not a custom browser solution ◉ No in-app purchases, all filters are free to download The most user-requested features are here: - Configurable allowlist - Fast filter auto-updates And most important: * We don't get any access to your data or browsing history, it is just impossible for Safari Content Blocking Extension. Your privacy is on the first place! Wide variety of blocking filters, including: ◉ EU cookie law notices blocking ◉ Malware, spyware domains blocking ◉ Anti-adblock (forcing the user to disable ad blocking) protections and notices blocking ◉ Selection of region-specific filters, including China, Czech Republic, Germany, Denmark, France, Greece, Italy, Korea, the Netherlands, Norway, Poland, Russia, Slovakia, Sweden, Ukraine Our aim is to make the app the most powerful ad blocking solution on the App Store. If you would need any specific filter to be added or updated, we are always eager to get the feedback from you. Just tap "Learn more..." button in the app and drop us a line! What people are saying: #4 Top-Paid app Overall, #2 in Utilities in Hong Kong #8 Top-Paid app Overall, #2 in Utilities in Poland #2 Top-Paid app in Utilities in Latvia #4 Top-Paid app in Utilities in Czech Republic #4 Top-Paid app in Utilities in Finland #7 Top-Paid app in Utilities in Spain ***** Surpasses Crystal, Peace and 1Blocker when it comes to ad blocking on polish websites. ***** The app is great, and the dev's support is fantastic (quick & proper)! ◉ "The highest score. Our new choice for Content Blocker" - AppleYra.se (Oct 2015) ◉ "Ad Block-Multi is a great buy. It offers a lot of features for the casual user who wants to focus on being able to use the internet as he or she would like, without having to worry about fine-tuning each site" - Community review on MacRumors.com (Sep 2015) ◉ "Second Fastest iOS Content Blocker" - Content Blocker Test by BrooksReview.net (Sep 2015) ◉ "One of the first apps taking advantage of the new iOS 9 features. 5/5" - ANTYapps.pl (Sep 2015) ◉ "Number 1 among 5 of iOS 9 ad blockers" - ActualidadiPhone.com (Sep 2015)
Screenshots
Verdict
The clearest difference is price: Ka at Free against Ad Block Multi's $0.99. Ad Block Multi's advantage is rating (4.5 vs 4.2) and ratings volume (840 vs 216). On review sentiment, update cadence, 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
Ka is free to download; Ad Block Multi costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Ad Block Multi holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 216 and 840 respectively. Written reviews point the same way: 63% of Ka's written reviews are positive against 67% of Ad Block Multi's.
Ka ships an update every 4 months, Ad Block Multi every 7 months. The most recent releases landed on July 27, 2026 and September 30, 2026 respectively.
| Parameter | Ka | Ad Block Multi |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.2 (216 ratings) | 4.5 (840 ratings) — better |
| Positive reviews | 63.1% of reviews | 66.8% of reviews — better |
| Number of ratings | 216 | 840 — better |
| Update frequency | Every 4 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 8 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | David Graham & Josh Peek | Roman Shevtsov |
Customer experience
Ka
Ad Block Multi
User reviews
Ka
From 216 App Store ratingsWhat we love
- 🚀 Fast and lightweight performance
- 💰 Completely free with no in-app purchases
- 🔒 Open source with no data collection
- 👍 Simple and easy to set up
- ✅ Blocks most obtrusive ads effectively
Room to improve
- ❌ Inconsistent ad blocking performance across platforms
- 📱 Doesn't block ads on YouTube or Facebook
- 🐛 Causes blue filter overlay on some news sites
- ⚠️ Blocks some legitimate website content
- 🚫 Fails to block certain ad types (gifs, flash, pop-unders)
Ad Block Multi
From 840 App Store ratingsWhat we love
- 🚀 Blocks ads effectively
- 👍 Easy to use
- 🔒 Protects against malware
- 🚀 Improves browsing speed
- 👍 Customizable settings
Room to improve
- 🐛 Doesn't work on some websites
- 🐛 Fails to block certain ads
- 🐛 Compatibility issues with older devices
Bugs and requests
Ka
Reported bugs
7 issues- Blue semi-opaque filter appearing on images on certain news sites
- Fails to block ads despite being enabled
- Creates unwanted popups instead of blocking them
- Breaks website functionality on some domains
- Doesn't work with subscription-based newspaper sites
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- Inconsistent performance across different websites
- Unable to activate extension on some devices
Requested features
7 requests- Whitelist/exclude option for websites to support
- Toggle to easily enable/disable the blocker
- Auto-update filter lists without app updates
- Block autoplay videos on news sites
- Display blocked tracker count for transparency
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- Better blocking for YouTube ads
- Facebook tracker blocking
Ad Block Multi
Reported bugs
2 issues- Fails to update blocklist
- Causes app crashes on some devices
Requested features
3 requests- Add more regional blocklist options
- Improve YouTube ad blocking
- Ability to whitelist certain websites
In-app purchases
Ka
No in-app purchases
Ad Block Multi
No in-app purchases
Questions
Is Ka free?
Is Ad Block Multi free?
Which has better reviews, Ka or Ad Block Multi?
Do Ka or Ad Block Multi have ads?
Which is updated more often, Ka or Ad Block Multi?
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