Less Administration. More Advisory.
We are the digital department your tax firm deserves — website, client portal, and automations from a single source. You focus on your clients, we handle the rest.
24h
Website live
100%
GDPR-compliant
0
Configuration effort
What We Handle for Your Firm
You advise clients. We take care of everything digital.
Professional Firm Website
Online in 24 hours — GDPR-compliant, mobile-optimized, with all legal notices. Other agencies take months for this.
Secure Client Portal
Stop chasing clients for documents. They upload receipts themselves — encrypted, anytime, paperless.
Automatic Deadline Reminders
Never call clients about missing documents again. We remind them automatically — by email, on time, every time.
Firm Reports at a Glance
Monthly overview of all activities, open tasks, and the digital status of your firm — delivered ready to review.
Why Firms Switch to Us
| Feature | IsarAgency | TaxDome | SteuerGPT | DATEV |
|---|---|---|---|---|
| Complete Digital Service | ✓ | ✗ | ✗ | ✗ |
| Automatic Website | ✓ | ✗ | ✗ | ✗ |
| GDPR / Servers in DE | ✓ | ✗ | ✓ | ✓ |
| Monthly Cancellation | ✓ | ✗ | ? | ✗ |
| Starting Price | €149 | €90/user | N/A | €200/user |
Clear Pricing. Zero Risk.
Cancel monthly, no hidden costs. Start with 14 days free.
Firm Starter
Like a part-time assistant — without payroll taxes
- Professional firm website up to 6 pages
- Custom design with branding (logo, colors, name)
- Hosting, domain & maintenance included
- Client inquiry form & Google Maps
- Basic SEO optimization & mobile-optimized
- 1 content update per month via portal
- WhatsApp support within 24h
Integrations included:
Firm Digital
Like a full-time team — at the cost of an intern
- Everything in Firm Starter
- Secure client portal (GDPR-compliant, auto-setup)
- Online appointment booking 24/7 (Google Calendar)
- Automatic deadline reminders via email to clients
- Encrypted document upload
- 3 content updates per month
- Priority support within 12h
Integrations included:
Firm Growth
Your complete back office — around the clock
- Everything in Firm Digital
- E-invoicing integration (XRechnung/ZUGFeRD)
- Up to 3 active automations
- Personal firm dashboard (live data)
- Online payment via Stripe for clients
- Unlimited content updates
- Monthly performance report (auto-sent)
Integrations included:
Firm Enterprise
Your entire digital firm — fully managed
- Everything in Firm Growth
- Up to 6 custom automations
- DATEV integration — coming soon
- Chatbot for client inquiries (24/7 on your website)
- Weekly firm report (auto-sent)
- Dedicated account manager
- Client app — coming soon
Integrations included:
14 days free. No credit card required.
Frequently Asked Questions
Is there a trial period?▾
Yes — 14 days free, no credit card required. You can test all features of your chosen plan without commitment.
When will my website be ready?▾
Within 24 hours after onboarding. Other agencies take weeks or months — with us, your professional firm website is online the next day.
Can I cancel at any time?▾
Yes, monthly with no minimum contract. Cancellation takes effect at the end of the current billing period.
Is my data secure?▾
All data is processed exclusively on servers in Germany. We are fully GDPR-compliant — critical for firms handling sensitive client data.
Does it work with DATEV?▾
The DATEV integration is currently in development. We will notify you as soon as it is available. We already support XRechnung and ZUGFeRD — because we work exclusively with tax advisors.
What happens after the trial?▾
Automatic switch to your chosen plan. We remind you 3 days before via email — no surprises.
What Tax Firms Say About Us
“Since working with IsarAgency, we finally have time for what we were trained to do: advising clients.”
Dr. Michael Weber
Tax Firm Weber & Partners, Munich
“The website was online in 24 hours — more professional than anything we had in 10 years. Other agencies would have taken months.”
Sandra Hoffmann
Hoffmann Tax Advisory, Frankfurt
“We no longer have to chase clients for missing documents. The portal handles it for us.”
Thomas Richter
Richter & Colleagues, Hamburg