Popper
Popper is a SaaS platform that converts Notion pages into formatted investor update emails, serving venture-backed startups with self-serve subscription tiers priced at $39 or $89 per month.
- Company typePrivate
- Founded2024
- Headquarters—
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
What Popper does
Popper is a UK/EU-based SaaS platform operating under Maida Labs LLC that enables venture-backed startups to send investor updates by transforming Notion page content into formatted emails. The core technology is a web-based application that consumes Notion's publishing API to render Notion-hosted content into email-ready investor communications, with built-in open and click-through analytics. The product targets a narrow SMB segment — early-stage, venture-backed companies that already use Notion as their internal documentation tool and need to communicate regularly with their investor base.
The platform is offered through two subscription tiers: a Core plan at $39/month supporting up to 250 contacts on a free Popper subdomain, and a Scale plan at $89/month supporting up to 1,000 contacts on a custom sending domain, with badge removal and planned pitch deck and data room sharing. Both tiers include a 30-day free trial without credit card requirements, and the go-to-market is entirely product-led and self-serve through the popper.so website — no sales motion is documented. The company leverages logos of Y Combinator, Balderton, and Index-backed startups as social proof.
Popper was founded in 2024, has 1–10 employees, and discloses no institutional funding, revenue, or ownership structure beyond its Maida Labs LLC entity. The Terms of Service are governed by the laws of England and Wales. The company's addressable market is constrained to Notion-using startups that require external investor communications, and its primary dependency is on Notion's continued API availability and terms.
Popper firmographics
Firmographics- Name
- Popper
- Legal name
- Maida Labs LLC
- Website
- https://popper.so
- Company type
- Private
- Founded year
- 2024
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Popper is a SaaS platform that converts Notion pages into formatted investor update emails, serving venture-backed startups with self-serve subscription tiers priced at $39 or $89 per month.
- Ownership category
- akta.pro rank
Popper industry classification
Industry- Product category
- Investor Relations SaaS
- NAICS
- Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers (516210), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (5182)
- SIC
- Services-Prepackaged Software (7372)
- akta.pro primary industry
- Email Marketing Services (Campaigns, Deliverability, Lifecycle) (BPAFAKAB)
- akta.pro secondary industry
- Newsletter Publishing Platforms (MPACAIAA)
Keywords
Popper business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Infrastructure, Marketing or Sales, Operations
Revenue model
- Subscription SaaS - Core Plan: Monthly subscription at $39/month providing up to 250 contacts, free subdomain, unlimited updates/links, with 'Sent with Popper' badge displayed on emails.
- Subscription SaaS - Scale Plan: Monthly subscription at $89/month providing up to 1000 contacts, custom email sending domain, ability to hide Popper badge, and access to pitch deck and data room sharing (coming soon).
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Monthly | Core plan at $39/month with up to 250 contacts, free subdomain, unlimited updates |
| Subscription | Monthly | Scale plan at $89/month with up to 1000 contacts, custom domain, badge removal |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels2 records
Popper product offering
Product offeringCore offering
Popper is a web-based SaaS platform that integrates with Notion's publishing API to transform Notion page content into formatted email updates for investor communications. Startups write investor updates in Notion, paste the page link into Popper, and send the rendered content as polished emails to investor mailing lists with open and click-through analytics. The product also supports custom email sending domains and is building pitch deck and data room sharing features.
Product overview
Popper is a single-product SaaS platform designed for startups to send investor updates using Notion as the content source. The product offers two subscription tiers: Core (entry-level at $39/month) and Scale (premium at $89/month). Both tiers enable users to write updates in Notion, paste Notion page links into Popper, and send beautifully formatted investor emails. Scale adds higher contact limits, custom email domains, and additional sharing features.
Differentiator
Problem solved
Functional benefit
Products and services
- Popper Popper is a SaaS platform for venture-backed startups to send investor update emails directly from Notion pages, including email rendering, contact management, open and click-through analytics, and (on higher tiers) custom sending domains and upcoming pitch deck and data room sharing.
Quantifiable outcome
- Send investor updates in 10 seconds
Companies that use Popper
Customer profileNamed customers3 records
Segments1 record
Ideal customer profiles1 record
Popper technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration1 record
Feature3 records
Popper partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- NotioncorePopper's core functionality depends entirely on Notion's publishing API. Users paste their Notion page link into Popper, which then renders the Notion content into formatted investor emails. This is a product-level technical integration that is fundamental to Popper's value proposition.
Scale indicators1 record
Recent moves6 records
Expansion highlights3 records
Popper competitors and assessment
Company assessmentEmerging players
- ConvertKit (Kit): ConvertKit (rebranded as Kit) is an email marketing and creator commerce platform targeting creators, authors, and small businesses. It overlaps with Popper on the email-campaign-with-analytics workflow, though it serves a broader audience beyond investor updates.
- Attio: Attio is a modern, flexible CRM platform increasingly used by venture-backed startups to track investor and stakeholder relationships. It overlaps with Popper's evolving direction toward investor relationship management beyond just email updates.
- Beehiiv: Beehiiv is a newsletter publishing and email marketing platform with built-in analytics, monetization, and audience management. While not investor-update-specific, it overlaps on the newsletter-publishing-and-analytics use case Popper serves for venture-backed founders.
- Customer.io: Customer.io is a behavioral email automation and messaging platform designed for SaaS companies. While broader than investor updates, it overlaps with Popper on the lifecycle-email-and-analytics workflow and is a viable alternative for technical founders.
Others
- Substack: Substack is a newsletter publishing platform that could be used by founders as a public or semi-public alternative for stakeholder updates. While not a direct competitor, it represents an adjacent newsletter-creation workflow that overlaps with Popper's investor update use case.
Direct peers
- Visible.vc: Visible.vc is an investor CRM and reporting platform purpose-built for venture-backed startups to share updates, track KPIs, and manage investor relations. It directly competes with Popper in the "send investor updates" workflow, with a deeper feature set including KPI dashboards and pipeline management.
- Quaestor: Quaestor is an investor relations and CRM tool for startups that helps founders manage investor updates, deal pipelines, and cap tables. It targets the same venture-backed founder persona as Popper and competes for the same use case of sending investor communications.
- DocSend: DocSend (acquired by Dropbox) provides secure document sharing with link-level analytics, widely used by startups to share pitch decks and data rooms with investors. It directly competes with Popper's upcoming pitch deck and data room sharing features.
- Catch (Catch.co): Catch is an investor updates and CRM platform for founders that automates stakeholder communications and tracking. It is a direct competitor in the investor updates niche with overlapping workflows around sending formatted updates to investors.
Broad incumbents
- Mailchimp: Mailchimp is a broad email marketing and automation platform used by businesses of all sizes. While it is not purpose-built for investor updates, founders could use it as a generic substitute for Popper's core email sending and analytics functionality.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat3 records
Key risks6 records
Key highlights5 records
Customer concentration
Popper financial estimates
Financial estimateRevenue estimate
Valuation estimate
Popper leadership team
Management profileNumber of profiles
Popper funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Popper M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Popper
What does Popper do?
Popper is a web-based SaaS platform that integrates with Notion's publishing API to transform Notion page content into formatted email updates for investor communications. Startups write investor updates in Notion, paste the page link into Popper, and send the rendered content as polished emails to investor mailing lists with open and click-through analytics. The product also supports custom email sending domains and is building pitch deck and data room sharing features.
Is Popper a public or private company?
Popper is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Popper founded?
Popper was founded in 2024. It employs 1 to 10 people.
How does Popper make money?
Two revenue lines are on record. Subscription SaaS - Core Plan is the primary driver. The others are subscription SaaS - Scale Plan.
Who are Popper's main competitors?
Emerging players on record are ConvertKit (Kit), Attio, Beehiiv and Customer.io. Substack is listed as an others. Direct peers are Visible.vc, Quaestor, DocSend and Catch (Catch.co). Mailchimp is listed as a broad incumbent.
Does Popper have an API?
No public API is recorded for Popper.
What industry is Popper in?
Popper's product category is Investor Relations SaaS. Its primary akta.pro industry code is BPAFAKAB, Email Marketing Services (Campaigns, Deliverability, Lifecycle), with a secondary code of MPACAIAA, Newsletter Publishing Platforms. Its NAICS code is 516210 and its SIC code is 7372.