Kasva OÜ
Vienna-based product and growth consulting firm helping subscription mobile-app companies improve LTV via onboarding, paywall, retention, and experimentation services, supplemented by a productized $999 paywall redesign delivered within 7–14 days via Figma, Superwall, RevenueCat, or Adapty.
- Company typePrivate
- Founded2024
- HeadquartersTallinn, Estonia
- Headcount1–10
- GTM typeB2B
- OfferingServices
What Kasva OÜ does
Kasva e.U. (operating as Kasva) is a Vienna-based product and growth consulting firm specializing in subscription-based mobile applications. Founded and wholly owned by Thomas Siegl, the firm is structured as an Austrian sole proprietorship (Einzelunternehmen) registered at Untere Augartenstraße 9/14, 1020 Vienna, under commercial register number FN 569171 t (VAT ID ATU77586729). It does not sell software products but delivers professional services across the full product lifecycle — Discovery, Strategy, Validation, Development — and the AARRR growth funnel — Acquisition, Activation, Retention, Revenue, Referral. Its primary buyers are subscription-based mobile-app companies seeking to improve LTV amid rising customer acquisition costs and privacy-driven attribution restrictions.
Kasva OÜ firmographics
Firmographics- Name
- Kasva OÜ
- Legal name
- Kasva e.U.
- Website
- https://kasva.io
- Company type
- Private
- Founded year
- 2024
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Vienna-based product and growth consulting firm helping subscription mobile-app companies improve LTV via onboarding, paywall, retention, and experimentation services, supplemented by a productized $999 paywall redesign delivered within 7–14 days via Figma, Superwall, RevenueCat, or Adapty.
- Ownership category
- akta.pro rank
Kasva OÜ industry classification
Industry- Product category
- Management Consulting
- NAICS
- Computer Systems Design and Related Services (5415)
- SIC
- Services-Management Consulting Services (8742)
- akta.pro primary industry
- Enterprise Application License Advisory, Vendor Management & Optimization (BPAEAGAO)
Keywords
Where Kasva OÜ is headquartered
LocationHeadquarters
- HQ city
- Tallinn
- HQ country
- Estonia
- HQ region
- Europe
Offices1 record
Markets served
Kasva OÜ business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Marketing or Sales, Operations, Technology or R&D
Revenue model
- Product & Growth Consulting: Consulting fees for product management, growth strategy, and execution services across the full AARRR funnel (Acquisition, Activation, Retention, Referral, Revenue). Work includes product discovery, strategy, validation, development, analytics, experimentation, and CRM.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Pay-as-you-go | Fix My Paywall — Redesigned paywall for subscription apps under $20k MRR |
| Subscription | Multi-year contract | General consulting services |
Go-to-market motion1 record
Distribution channels2 records
Marketing channels4 records
Kasva OÜ product offering
Product offeringCore offering
Kasva provides product and growth consulting services for subscription-based mobile app companies across the full AARRR funnel — Acquisition, Activation, Retention, Referral, and Revenue — including product discovery, strategy, validation, development, analytics, experimentation, and CRM work. It also offers a standardized $999 fixed-price paywall redesign service called "Fix My Paywall" for apps under $20k MRR, delivered in 7–14 days via Figma, Superwall, RevenueCat, or Adapty.
Product overview
Kasva OÜ is a product and growth consulting firm, not a software product company. The company offers two primary service offerings: (1) Fix My Paywall — a fixed-price $999 paywall redesign service for subscription-based mobile apps under $20k MRR, delivered via Figma, Superwall, RevenueCat, or Adapty within 7-14 days; and (2) Product & Growth Consulting — strategic consulting covering the full product lifecycle (Discovery, Strategy, Validation, Development) and growth funnel stages (Acquisition, Activation, Retention, Revenue, Referral). The company also provides free downloadable templates including a Business Impact Calculator, Experimentation Brief Template, Financial Growth Plan Template, and Van Westendorp Willingness To Pay Template, all published via Reforge. Additionally, Kasva maintains a library of 15+ educational articles on subscription metrics, experimentation, engagement, growth loops, retention, and monetization strategy.
Differentiator
Problem solved
Functional benefit
Products and services
- Fix My Paywall
Quantifiable outcome
- +15% revenue per install increase for LingQ
- +7 more outcomes
Companies that use Kasva OÜ
Customer profileNamed customers6 records
Segments2 records
Ideal customer profiles3 records
Kasva OÜ technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration4 records
Kasva OÜ partnerships and signals
Strategic signalScale indicators1 record
Recent moves4 records
Expansion highlights4 records
Kasva OÜ competitors and assessment
Company assessmentDirect peers
- Reforge: Education and advisory platform for product, growth and engineering leaders. Closest direct peer to Kasva: serves the same subscription-app / SaaS growth buyer with cohort programs, artifacts and consulting-style engagements.
- CXL: Conversion optimization training, research and consulting firm for marketing and growth teams. Direct peer in CRO, experimentation and growth strategy for digital subscription businesses.
- Ladder: Performance and growth marketing agency running experimentation and conversion-rate programs for digital products. Comparable to Kasva in methodology (A/B testing, paid + lifecycle) and target buyer (growth teams at subscription apps).
- Demand Curve: Growth marketing education and agency serving startups and subscription apps with paid acquisition, lifecycle and conversion programs. Overlaps with Kasva's growth-funnel consulting and educational content.
- ProductLed: Coaching, courses and consulting firm focused on product-led growth for SaaS and app companies. Overlaps directly with Kasva's activation, onboarding and monetization work for subscription products.
- Growth.Design: Boutique growth-design agency that produces product experiments and onboarding/paywall design for apps and SaaS. Highly comparable to Kasva's design-led growth work for subscription apps.
- GrowthX Academy: Growth marketing training and community that evolved from the BAMF agency. Comparable to Kasva as a content-led growth education brand serving similar app and SaaS buyers.
Emerging players
- Superwall: Remote-config paywall tool for iOS/Android subscription apps. Emerging player that competes with Kasva's 'Fix My Paywall' value proposition through a self-serve product rather than a service.
- Adapty: Paywall and subscription management platform for mobile apps with in-house growth consulting. Adjacent peer: serves the same subscription-app buyer and overlaps on paywall design and monetization experimentation.
Broad incumbents
- RevenueCat: Leading subscription billing infrastructure platform for mobile apps with a broader ecosystem of resources and partners. Adjacent incumbent that touches Kasva's buyer, integrations and consulting topics.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat2 records
Key risks6 records
Key highlights7 records
Customer concentration
Kasva OÜ social profiles
Digital presenceKasva OÜ financial estimates
Financial estimateRevenue estimate
Valuation estimate
Kasva OÜ leadership team
Management profileNumber of profiles
Profiles1 record
Kasva OÜ funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Kasva OÜ 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 Kasva OÜ
What does Kasva OÜ do?
Kasva provides product and growth consulting services for subscription-based mobile app companies across the full AARRR funnel — Acquisition, Activation, Retention, Referral, and Revenue — including product discovery, strategy, validation, development, analytics, experimentation, and CRM work. It also offers a standardized $999 fixed-price paywall redesign service called "Fix My Paywall" for apps under $20k MRR, delivered in 7–14 days via Figma, Superwall, RevenueCat, or Adapty.
Is Kasva OÜ a public or private company?
Kasva OÜ is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Kasva OÜ founded?
Kasva OÜ was founded in 2024. It employs 1 to 10 people.
Where is Kasva OÜ based?
Kasva OÜ is headquartered in Tallinn, Estonia, in the Europe region.
How does Kasva OÜ make money?
One revenue line is on record: product & Growth Consulting.
Who are Kasva OÜ's main competitors?
Direct peers on record are Reforge, CXL, Ladder, Demand Curve, ProductLed, Growth.Design and GrowthX Academy. Emerging players are Superwall and Adapty. RevenueCat is listed as a broad incumbent.
Does Kasva OÜ have an API?
No public API is recorded for Kasva OÜ.
What industry is Kasva OÜ in?
Kasva OÜ's product category is Management Consulting. Its primary akta.pro industry code is BPAEAGAO, Enterprise Application License Advisory, Vendor Management & Optimization. Its NAICS code is 5415 and its SIC code is 8742.