
Adblock Plus
AdGuard
AdBlock
AdBlocker Ultimate
Privacy Badger
Blokada
Firefox android
Popular and efficient blocker for Chromium, Chrome, Edge, Firefox, Opera, Safari, Thunderbird.

NiftyImages
Sendtric
OpenAlternative
MailChimp
CountdownMail
Postmark
Mailtimer.io
Real-time, open-time content for email: countdown timers, dynamic images, live product picks, geo-targeted maps, one-click surveys, and scratch-card rewards. No code, no ESP integration, rendered fresh every time someone opens.

Which is more popular?
Based on our record, uBlock Origin seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | github.com | alterable.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Open Source Project | Startup from the United States · 1 - 9 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of uBlock Origin yet.
Alterable adds real-time, open-time content to email campaigns, no coding, no ESP integration, no resends. Every asset is a single image URL that renders fresh the moment a subscriber opens the message, not the moment you hit send. Countdown timers count down live in the inbox. Choose a fixed...
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
Trying uBlock Origin w/ Brief Review of Features
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing uBlock Origin and Alterable.
Alterable's answer:
Most tools in this space (NiftyImages, Sendtric, MotionMail, CountdownMail) do one thing well, usually just countdown timers. Alterable is a single platform for six distinct open-time content types, timers, dynamic images, live product data, geo-targeted maps, surveys, and scratch-card rewards, all rendered the same way: one image tag, no ESP integration, no JavaScript.
That "just an image" approach is also what makes it universal: it works in every major email client without exception, since there's nothing for Outlook or Gmail to selectively support or block.
The rules engine is shared across all six content types too. The same conditions (location, weather, device, time of day, stock level) that pick a dynamic image can pick a product, a map location, or a timer variant, so teams build a targeting logic once and reuse it everywhere instead of learning a separate tool per feature.
Alterable's answer:
Against single-purpose timer tools (Sendtric, CountdownMail, MotionMail, CountingDownTo): those platforms do one thing, a countdown widget. Alterable includes countdown timers plus dynamic images, live product data, geo-targeted maps, surveys, and scratch cards, on one account, with one shared rules engine. If a team outgrows "just a timer," there's no second tool to adopt.
Against broader personalization platforms (NiftyImages, Movable Ink): Alterable is free to start with no credit card, and every asset is a plain image tag rather than requiring a native ESP integration or account connection. That keeps setup to minutes and means it works identically across Klaviyo, Mailchimp, HubSpot, GetResponse, or any of 50+ platforms, with no per-ESP configuration to maintain.
Because it's "just an image": there's no JavaScript, no AMP, no interactive-email fallback logic to write or test. It renders the same way in Outlook as it does in Gmail, which is where more elaborate interactive approaches usually break first.
Share your experience with using uBlock Origin and Alterable. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We also like that uBlock Origin is an open-source platform. Applications with open-source code often give transparency into vulnerabilities that can be found and fixed quickly. uBlock Origin also has advanced settings...
With its powerful fеaturеs and widеsprеad popularity, uBlock Origin has еstablishеd itself as a rеliablе and еfficiеnt tool for blocking intrusivе advеrtisеmеnts. It is highly rеgardеd for its ability to еffеctivеly...
Any of these options will block ads without a second thought, but theyâre not all the same. uBlock Origin, for example, works on all types of ads, whereas Adblocker for YouTube blocks autoplay video ads only....
We have no reviews of Alterable yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


They're advertising on this sub? They can go fuck themselves. I've got ad-blocking enabled (and mods can't see ads on their own subs anyway) so I had no idea. I super recommend ublock origin for ad and content blocking. Source: over 4 years ago
No, it does not. It's open source and non profit. If you want you could make your own adblock with it's source code. https://github.com/gorhill/ublock. Source: over 4 years ago
Firefox has its own "Enhanced Tracking Protection", Which is eclipsed by pretty much any specialized content blocker (such as uBlock Origin). Anyone who cares for that stuff has probably turned it off And installed a better extension for... Source: almost 5 years ago
Tracking Alterable since Feb 2022.
When comparing uBlock Origin and Alterable, you can also consider the following products.

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Easily create animated countdown timers on Sendtric to boost your clickthrough rates and increase sales. Free with no watermarks or account required.
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Discover Open Source Alternatives to Popular Software
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