Tax Tools40

Check for free whether your invoice is a real e-invoice (XRechnung, ZUGFeRD) and whether your business is ready for the German 2025-2028 mandate.

Gross-to-Net Calculator

Calculate your German net income for 2026/2027 - employees, self-employed, SV-exempt, and managing directors. All tax classes, social contributions, PKV, PAP2026 wage tax. Free, no signup.

Income Tax Calculator

Calculate German income tax per § 32a EStG. Basic and splitting tariff, solidarity surcharge, church tax. Free, no signup.

Mini-Job Calculator

Calculate employer contributions and net pay for German mini-jobs. Pension opt-in, midi-job comparison, and minimum wage check included. Free.

VAT Calculator

Calculate net and gross prices with 19% or 7% German VAT. Includes small business check. Free, no signup required.

Vehicle Tax Calculator

Calculate German vehicle tax for cars, motorcycles, motorhomes, and EVs per KraftStG. Enter displacement, CO2, and weight. Free, no signup.

Tax Class Calculator

Compare all 6 German tax classes: single or married couple combinations with factor method, visual charts, monthly breakdown, and recommendation. Legal basis: § 38b, § 39, § 39f EStG.

Trade Tax Calculator

Calculate German trade tax for all legal forms (sole prop., GbR, OHG, KG, GmbH, UG, AG) with 47+ city rate database, add-backs (Sec. 8 GewStG), reductions (Sec. 9), income tax credit (Sec. 35 EStG) and legal form comparison.

Capital Gains Tax Checker

Calculate capital gains tax on interest, dividends, stock gains & option premiums. Favorable rate check (§ 32d(6) EStG), saver's allowance status, exemption order management, NV certificate. Plus feature.

Craftsman Tax Bonus

Calculate your tax reduction for craftsman services and household-related services under §35a EStG. Invoice tracker, category classification, progress bars. Save up to 5,200 EUR.

Crypto FIFO/LIFO

Calculate crypto gains with FIFO (BFH-compliant) or LIFO comparison. CSV import, lot matching, holding period check, 1,000 EUR exemption limit. Based on section 23 EStG, BFH VIII R 4/15, BMF letter 10.05.2022.

Crypto Tax Estimator

Calculate German tax on your crypto gains: portfolio tracker with holding period countdown, single trade calculator, staking/mining/airdrop rules. Section 23 EStG, BMF guidance 2022, EUR 1,000 threshold - all included.

Education Spending Calculator

Calculate your tax savings for tuition, professional development and retraining. First vs. second degree, loss carryforward, state comparison and parent costs from daycare to university.

ELSTER Certificate Alarm

Track your ELSTER certificates, get renewal reminders, and export calendar entries. Multiple certificates, traffic light status, ICS export. Section 87a AO, Section 150(6) AO.

ELSTER Error Decoder

Searchable directory of common ELSTER error codes with plain-language explanations, fix suggestions and legal references. ERIC errors, validation and certificate issues at a glance.

ELSTER Preparation Assistant

Interactive checklist for ESt, USt, GewSt, KSt, and EUER. Documents by return type, annex finder by life situation, deadline timeline with Paragraph 149/152/233a AO, tax advisor decision helper, document retrieval explainer, and pre-submission validation.

EUeR CSV Parser

Upload your bank CSV. Auto-detect 12 German bank formats: Sparkasse, DKB, ING, Commerzbank, Deutsche Bank, Volksbank, N26, comdirect & more. Categorize transactions for German EUeR with VAT detection, monthly breakdown & export.

Hobby vs. Business Checker

Check if your activity could be classified as Liebhaberei (hobby). Multi-year comparison, risk scoring, BFH case law, profit intent checklist. § 2 EStG, § 15(2) EStG.

Income-Expense Report

Create your German EÜR (Einnahmenüberschussrechnung) in the browser. Track revenue and expenses by BMF categories, monthly breakdown, profit/loss, VAT balance. With legal references and freelancer presets. For Plus members.

Inheritance Tax Calculator

Calculate German inheritance or gift tax by relationship, tax class, and allowance. With full tax table §§ 15, 16, 19 ErbStG, hardship adjustment, scenario presets, and legal references.

Joint vs. Separate Assessment

Compare joint and separate tax assessment. Find out if income splitting benefits you. Plus feature.

Mini-ELSTER Wizard

Prepare your ELSTER tax return: select Anlage N/S/V/KAP/R, create document checklist, check filing deadlines, estimate refund. ESt, USt-VA, GewSt, EUeR. No ELSTER certificate required.

Pay Slip Tax Certificate Analyzer

Every 40+ field on your German wage tax certificate explained. Cross-validation of amounts, year-over-year comparison and direct mapping to ELSTER fields.

Photovoltaic Zero Tax

Check if your PV system is exempt from German income tax and VAT since 2023. Covers balcony plants up to 30 kWp, feed-in tariff, self-consumption - all at a glance.

Property Tax B Wizard

Calculate German property tax B with all 16 federal state models (federal, Bavaria area model, BW land value, Hamburg, Hesse, Lower Saxony). Tax rate database for 48+ cities, property types, old vs. new comparison. Legal: GrStG Sec. 1, 13, 14, 15, 25; BewG Sec. 218-263.

Receipt Box

Photograph or upload receipts: OCR extracts amount, date, vendor and VAT, you review and categorize per the German Anlage EÜR, and the original is filed neatly named into the Aktenschrank under /Buchhaltung/Belege. Batch mode and handover to the EÜR-Assistent included. For Plus members.

Retention Calculator

Calculate retention tax relief under §34a EStG for partnerships: compare immediate distribution vs. retained earnings at the reduced 28.25% rate, subsequent taxation, and multi-year simulation.

Seasonal Push Notifications

Complete German tax calendar with push reminders: income tax prepayments, VAT returns, trade tax, property tax, ELSTER deadlines. Profiles for employees, self-employed, corporations. ICS export. Legal basis: Section 149 AO, Section 108 AO, Section 152 AO.

Severance Pay Calculator

Calculate your net severance pay. Compare standard taxation vs. the German one-fifth rule (Fünftelregelung). With timing optimization, church tax impact, and step-by-step calculation. Since 2025: must be claimed in your tax return!

Small Business Tax Check

Check if you still qualify for the German small business tax rule (§ 19 UStG). With 2026 thresholds. Plus feature.

VAT Deduction Tracker

Track input VAT and output VAT, calculate net VAT liability per month/quarter. Invoice checklist per § 14 UStG, deadlines per § 18 UStG, ELSTER export. All in the browser.

VAT Transition Timer

Calculate when you'll hit the EUR 25,000 prior-year or EUR 100,000 immediate threshold. Monthly revenue tracking, projection, checklist for switching to VAT liability. 2026 reform included.

Worth-It Check

Find out in 12 questions whether you must file (§ 46 EStG), your estimated refund range, and whether a tax advisor, software, or ELSTER is best. Mandatory filing, voluntary filing, cost comparison.

DATEV EÜR Export

Export your income/expense data as a DATEV-compatible posting stack in ASCII format. SKR03/SKR04 account mapping, document numbers, direct handoff to your tax advisor.

Employee Benefits Tax Calculator

Calculate tax advantages of German employee benefits: job tickets, meal allowances, childcare subsidies, company pension. Covers §8 EStG tax-free thresholds and net salary optimization.

OSS VAT Calculator

Calculate One-Stop-Shop VAT for EU digital and distance sales. Threshold check (€10,000), tax rates for all 27 EU countries, prepare OSS/IOSS filings.

Reverse Charge Validator

Check if an EU invoice correctly applies the reverse charge mechanism (§13b UStG). VAT ID validation, mandatory field check, recapitulative statement and recommendations.

Salary vs. Company Bike

Calculate savings of a company bike via salary sacrifice vs. private purchase. 0.25% taxation rule, lease rate, insurance and net salary impact side by side.

SKR Account Mapper

Upload your bank CSV and auto-map to SKR03 or SKR04 accounts. SKR03↔SKR04 conversion, DATEV posting stack as CSV, complete chart of accounts with search.

Tax Advisor Demystifier

Decode your German tax advisor invoice by StBVV fee schedule. Object values, rate tables - what costs what, what can you do yourself, and do you even need one?