
Hotjar
Google Analytics
FullStory
Mixpanel
Heap
Crazy Egg
Mouseflow
Qualitative analytics for websites and mobile apps Start understanding the 'whys' of your users' behaviors with clear, visual insights. With session recordings and event tracking, you get the complete picture.

NiftyImages
OpenAlternative
Movable Ink
Momen
Hyperise
Sendtric
Zembula
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, Smartlook seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | smartlook.com | alterable.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the Czech Republic · 10 - 19 employees · 2016 | Startup from the United States · 1 - 9 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


Smartlook is a qualitative analytics solution for web and mobile helping over 250,000 businesses of all sizes and industries answer the “whys” behind users’ actions — why do users churn, or why aren’t they using a feature, or why are they skipping onboarding? Now you can eliminate the guesswork....
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
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Alterable yet.
Walkthroughs and reviews on video.
Smartlook - Get an insider look
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 Smartlook 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 Smartlook 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.


Smartlook is an advanced analytics tool that provides real-time insights into user behaviors and experiences. Understand how users engage with your products, and identify areas for improvement in your customer...
Another key consideration is that Smartlook provides most of its features on the Pro plan, whereas Hotjar limits features by plan. For example, trend analysis is only available in the Scale plan—which starts at $171...
is the product manager at Smartlook. Martin is enthusiastic about delivering the best possible customer experience. Prior to joining Smartlook as a product manager, he used to work as a consultant for Oracle NetSuite....
We have no reviews of Alterable yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Check out - smartlook.com. Just started with it yesterday and so far so good. Source: over 3 years ago
In other words, the site should fail gracefully if smartlook.com or whatever is blocked. Source: about 4 years ago
Tracking Alterable since Feb 2022.
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