
Microsoft Outlook
Spark Mail
ProtonMail
Gmail
Missive
BlueMail
Superhuman
Spike's AI-first email helps you stay organized, respond faster, and boost productivity effortlessly. By turning email into chat, you can work and collaborate efficiently - with anyone. Welcome to the future of email.

Mixpanel
Plausible.io
Amplitude
Google Analytics
Hotjar
Fathom Analytics
Microsoft Clarity
An open source suite of product and data tools including product analytics, feature flags, session replay, A/B testing, surveys, and more.

Which is more popular?
Based on our record, PostHog seems to be a lot more popular than Spike. While we know about 76 links to PostHog, we've tracked only 3 mentions of Spike.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | spikenow.com | posthog.com |
| Pricing | ||
| Platforms | — | |
| Company | 2014 | Startup from the United States · 20 - 49 employees · 2020 |
| Listed in |
In their own words, as submitted to SaaSHub.


Spike is an AI-powered communication workspace that turns your inbox into a productivity hub. By reinventing email into a chat-like experience and integrating intelligent collaboration tools, Spike helps you gain clarity, stay in control, and work smarter while reducing operational costs. We...
For developers just starting out, PostHog is a free way to understand how your product is being used, without having to send any data to 3rd parties. For enterprise customers, one data security becomes a key concern, or B2C businesses where using a SaaS solution is unaffordable, it's typical to...
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
Spike is recommended for professionals and teams who rely heavily on email communication but want a more modern, efficient, and integrated solution. It is especially beneficial for startups, remote teams, and small to medium-sized businesses that are seeking to enhance collaboration and productivity without juggling multiple tools.
Overall verdict
Why this product is good
Recommended for
PostHog is particularly well-suited for product teams, developers, and startups that require deep insights into user interactions and need the flexibility of a self-hosted solution. It is also a good fit for organizations that prioritize data privacy and want to maintain full control over their data.
Walkthroughs and reviews on video.
Spike App - Make Your Email More Conversational
More videos
PostHog Walk Through
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Spike and PostHog. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Spike is a well-known collaboration platform that helps businesses streamline communication across email, chat, voice, video, etc. It allows team members to create meaningful messages with AI, organize conversations...
Spike is one of the most innovative email solutions today. It's reimagining how email communication should look and making it easier to combine email, chat, share inbox, collaboration, and even analytics in one place.
Spike is available for Windows, Mac, iOS, and Android. There are a variety of pricing plans, including a free one. The free plan lets you connect unlimited personal accounts and use some features that are considered...
According to BuiltWith, as of February 2024, PostHog is used on 5,169 (0.52%) of the top 1 million websites. Hotjar is used by 72,048 of the top 1 million websites. Typical PostHog users are engineers and product...
BlogBackSign inBlogThe 8 best free and open-source feature flag servicesPosted byThe best open-source feature flag tools1. PostHogWhat is PostHog?Supported librariesHow much does it cost?2. UnleashWhat is...
Recommendations tracked on public social media and blogs since March 2021.


Try Spike Mail Truly life changing for email management! Source: over 3 years ago
You should consider using another mail client. I will recommend "Spike" which is found at spikenow.com. Source: almost 5 years ago
If you have an IMAP email account then use Spike since there's a great Android app and it also sync on all your other devices. Source: over 5 years ago
Start-here: Will Google show the URL → Search Console (free). Who visited → GA4 (free standard). Product/errors → PostHog or Sentry. Is it up → UptimeRobot or Better Stack. - Source: dev.to / 5 days ago
Run eas integrations:posthog:connect and EAS CLI creates or links your PostHog project, installs the SDK and config plugin, and writes environment variables to your project and EAS. Every event PostHog captures now carries eas/update_id,... - Source: dev.to / about 1 month ago
That setup is now one command. It creates your PostHog org and project, installs the SDK, adds the config plugin, and writes your keys into .env.local and your EAS environment variables for Production, Preview, and Development. You pick... - Source: dev.to / about 1 month ago
When comparing Spike and PostHog, you can also consider the following products.

Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Compare Microsoft Outlook to Spike or PostHog:

Mixpanel is the most advanced analytics platform in the world for mobile & web.
Compare Mixpanel to Spike or PostHog:

Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
Compare Spark Mail to Spike or PostHog:

Plausible Analytics is a simple, open-source, lightweight (< 1 KB) and privacy-friendly web analytics alternative to Google Analytics. Made and hosted in the EU, powered by European-owned cloud infrastructure 🇪🇺
Compare Plausible.io to Spike or PostHog:

Secure email with absolutely no compromises. Get your free encrypted email account today.
Compare ProtonMail to Spike or PostHog:
