Wiadok

What Wiadok does

Wiadok GmbH & Co. KG is a privately held German SaaS company headquartered in Osnabrück that builds an integrated client communication, marketing and collaboration platform exclusively for German tax advisory firms (Steuerberater). The ConnectCloud-based platform bundles Kanzlei-Magazin (client magazines), Kanzlei-Newsletter, Steuernews, an AI-assisted Social Media Manager, a Mandantenportal (client portal) with file exchange and analytics, a white-label Mandanten App for iOS and Android, and an emerging GEO/KI-Optimierung service into a single ecosystem. Native integrations with DATEV (Unternehmen Online, Meine Steuern, and DMS from Q2 2026), kontool, Kanzlei-Drive and Dracoon connect the platform to the operational and document flows of tax practices, while an exclusive content partnership with IWW supplies professionally produced tax and business editorial.

The technology stack combines generative AI for text and image creation in social media, NLP-driven article selection for newsletters, computer vision-based receipt scanning in the mobile app, and WCAG 2.1-aligned accessibility tooling for the forthcoming BFSG compliance plugin. The company markets itself as the #1 platform for Mandantenkommunikation in the German tax advisory market and claims 70 years of accumulated industry experience.

Wiadok operates a tiered subscription revenue model: SaaS modules priced between €49 and €399 per month (plus per-location add-ons), freemium tiers for onboarding, retainers for Marketing-as-a-Service at €1,800–€3,500 per month, one-time branding and media production fees, and emerging GEO subscription services. Distribution is product-led (free tier, 10-minute onboarding) supplemented by sales-assisted consultation for premium offerings. The firm is founder/management-owned with no disclosed external funding, fewer than 20 employees, and serves exclusively SMB tax advisory firms in Germany.

Name

Wiadok

Legal name

WIADOK GmbH & Co. KG

Website

https://wiadok.de

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

Wiadok is a German SaaS company providing an integrated client communication, marketing and collaboration platform exclusively for German tax advisory firms, bundling magazines, newsletters, social media, portals, mobile app and DATEV integration into one ecosystem.

Ownership category

akta.pro rank

Headquarters

HQ city

Osnabrück

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Marketing or Sales, Operations, Infrastructure

Revenue model

1. SaaS Platform Subscriptions: Wiadok generates recurring revenue through tiered SaaS subscriptions for its client communication and marketing platform. Products are offered in Plus and Premium tiers with monthly billing. The Mandanteninformation 360° product ranges from 129–399 EUR/month for magazines and 49–199 EUR/month for newsletters. The Social Media Manager costs 49 EUR/month (offered at 79 EUR originally), with premium tiers at 129 EUR/month. Add-on modules (Barrierefreiheit, Mandantenportal, App) are priced separately. A freemium model is used for core tools with paid upgrades.
2. Marketing as a Service: Professional marketing agency services offered on a retainer basis. Three tiers: Basis (1,800 EUR/month, 15 hours), Corporate (2,750 EUR/month, 25 hours), and Premium (3,500 EUR/month, 35 hours). Minimum 6-month commitment, then month-to-month.
3. Professional Services (Branding & Design): One-time fees for branding workshops (2,499–3,999 EUR), logo development (from 3,500 EUR), corporate photo/video production (2,875–4,000 EUR), and website development. These are project-based, non-recurring revenue.
4. KI-Optimierung / GEO Services: AI optimization and Generative Engine Optimization services with one-time setup fees (Foundation: 1,500 EUR) and recurring monthly subscriptions (Continuous: 199 EUR/month, GEO Growth: 699 EUR/month, GEO Authority: 1,499 EUR/month).

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels8 records

Core offering

Wiadok provides a cloud-based SaaS platform (ConnectCloud) specifically designed for German tax advisory firms (Steuerberater) that combines client communication tools (digital magazines, newsletters, tax news), marketing automation (social media manager, accessibility plugins, GEO), and a client collaboration portal featuring secure file exchange, interactive financial analytics, and a custom-branded mobile app. The platform integrates natively with DATEV accounting software and offers AI-assisted content generation for social media and newsletters.

Product overview

Wiadok is a cloud-based client communication and marketing platform specifically designed for tax advisory firms (Steuerberater) in Germany. The platform operates as a unified ecosystem combining client information products (Kanzlei-Magazin, Kanzlei-Newsletter, Steuernews) with marketing tools (Social Media Manager, Barrierefreiheit, KI-Optimierung) and a client collaboration portal (Mandantenportal) featuring Datenaustausch, Analyse & Auswertung, and a dedicated Mandanten-App. All products integrate natively with DATEV accounting software and third-party tools like kontool and Kanzlei-Drive. The platform includes AI capabilities for content generation (text and images for social media), natural language processing for article selection, and computer vision for receipt scanning in the mobile app.

Differentiator

Problem solved

Functional benefit

Products and services

• Mandanteninformation 360° Comprehensive client communication platform combining digital magazine, newsletter, and tax news products for 360-degree client information delivery, with personalized interest-based content selection for each client and tracking/analytics. Designed for German tax advisory firms.
• Kanzlei-Magazin High-quality, customizable client magazine/periodical delivered in print, PDF, or email formats with personalized content based on client interests, designed to strengthen the brand of tax advisory firms.
• Kanzlei-Newsletter Digital newsletter system with DATEV integration providing exclusive tax news and practical tips, optimized for mobile devices with personalized client targeting for tax advisory firms.
• Steuernews Plugin Website plugin integrating tax news content from premium publishers (IWW) directly into the tax firm's website with automatic design matching. Available as free self-service or with managed integration.
• Social Media Manager Centralized social media management tool with AI-supported post creation, multi-platform publishing (Facebook, Instagram, LinkedIn), and automated content generation from tax news for tax advisory firms.
• Barrierefreiheit Plugin (BFSG) Website accessibility plugin compliant with German Barrierefreiheitsstärkungsgesetz (BFSG), implementing WCAG 2.1 standards with text enlargement, high contrast mode, and reading aids.
• Mandantenportal & Zusammenarbeit Client collaboration portal platform providing centralized dashboard with DATEV integration, secure file exchange, interactive analytics, and app access for tax advisory firms and their clients.
• Datenaustausch Secure, GDPR-compliant file exchange module with DATEV connectivity, 100GB cloud storage, and granular role-based access controls for client document sharing between tax advisors and their clients.
• Analyse & Auswertung Interactive business analytics module powered by kontool integration, replacing traditional BWA with 14 daily-updated KPIs, visual charts, and extended financial planning capabilities for tax advisory clients.
• Mandanten App (Kanzlei-App) Smartphone app (iOS and Android) for tax advisory client collaboration featuring intelligent receipt scanner with computer vision, secure document exchange, and full corporate design customization per firm.
• KI-Optimierung (Generative Engine Optimization) AI-SEO and Generative Engine Optimization (GEO) service helping tax firms achieve visibility in AI-generated responses from systems like ChatGPT and Google AI, including schema markup, entity verification, and brand mention building.
• Marketing as a Service On-demand marketing department providing strategic and operational marketing services on a retainer basis, including social media management, recruiting campaigns, content marketing, and brand design for tax advisory firms.
• Branding Services Project-based branding services including on-site and online branding workshops (2,499-3,999 EUR), logo development (from 3,500 EUR), and corporate photo/video production (2,875-4,000 EUR) for tax advisory firms.

Quantifiable outcome

• 61.5% email open rate for Kanzlei-Newsletter (average across all editions in production month 06/2025)
• +4 more outcomes

Named customers9 records

Segments3 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

AI capability7 records

Feature8 records

Partnerships

Three partnerships are on record, tiered core.

• DATEVcoreTechnology or IntegrationNative integration with DATEV Unternehmen Online, DATEV Meine Steuern, and DATEV DMS (from Q2 2026). Enables automated exchange of client master data, accounting data, and document archival directly from the Wiadok platform. DATEV integration is a cornerstone of the Wiadok value proposition for tax advisory firms, simplifying client onboarding and ongoing data synchronization.
• kontoolcoreTechnology or IntegrationPartnership for interactive financial analyses and reporting. Wiadok's 'Analyse & Auswertung' module is powered by kontool, providing 14 daily-updated KPIs, interactive charts, and single sign-on access to kontool's deeper analytics. Wiadok offers customers an exclusive discount of up to 50% on kontool licenses.
• IWW (Institut für Wissen und Wissen)coreTechnology or IntegrationExclusive content partnership with IWW providing premium, exclusive tax and business content packages for Wiadok's Mandanteninformation products (Kanzlei-Magazin, Kanzlei-Newsletter, Steuernews). IWW content is a key differentiator providing professionally produced, up-to-date tax and legal content that Wiadok's algorithm selects and personalizes for each tax advisory firm's clients.

Scale indicators4 records

Recent moves5 records

Expansion highlights5 records

Emerging players

• Brevo (formerly Sendinblue): Email marketing and automation platform with strong SMB presence in Germany. Direct substitute for Wiadok's Kanzlei-Newsletter module on email deliverability and automation, lacking only DATEV-native integration.
• Collmex: Cloud-based accounting, CRM, and ERP suite targeting German SMBs and their tax advisors. Adjacent competitor for client collaboration, document exchange, and DATEV-interfacing workflows.

Broad incumbents

• DATEV: The dominant tax/accounting software cooperative for German Steuerberater and the central integration partner for Wiadok. Comparable as the incumbent ecosystem whose native tools increasingly overlap with Wiadok's communication, portal, and analytics modules.
• sevDesk: Cloud accounting and invoicing platform for German SMBs and small tax practices. Comparable as a German cloud-first financial SaaS pursuing the Steuerberater-and-Mandant segment with overlapping document/portal features.
• HubSpot: Horizontal CRM and marketing-automation platform used widely in Germany. Competes with Wiadok's Social Media Manager, Newsletter, and GEO modules for the marketing budget of mid-market firms.

Others

• kontool: Financial analysis and KPI platform for Steuerberater and their Mandanten. Currently a Wiadok integration partner powering Analyse & Auswertung; comparable as an analytics SaaS in the same vertical and customer base.
• IWW Institut: Premium tax and business content publisher serving German Steuerberater. Wiadok's exclusive content partner for newsletters and magazines; comparable as a content/information provider in the same vertical.

Direct peers

• Wolters Kluwer Addison: Tax and accounting software suite for German tax advisors and SMEs, including document management, DATEV-compatible workflows, and Kanzlei productivity tools. Directly comparable vertical SaaS footprint for Steuerberater.
• Haufe-Lexware: Provider of business and tax software for German SMBs and tax advisors. Overlaps with Wiadok through tax-advisory workflows, document management, and client communication tooling, and competes for the same Steuerberater budget.
• Agenda Software: Kanzlei-Organisationssoftware for German tax advisory firms covering practice management, document workflow, and client data — directly comparable in target buyer and on-premises-vs-cloud workflow positioning.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/wiadok

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Wiadok