TaxFlow: Self Assessment Tax

Know exactly what you owe before tax season hits.

TaxFlow helps sole traders, freelancers, contractors, and self-employed workers estimate what they may owe for Self Assessment. Add income, track expenses, and instantly see your estimated total, effective rate, and payment amounts.

BUILT FOR U.K. SELF-ASSESSMENT • Income Tax and Class 4 National Insurance estimates • Supports 2024/25, 2025/26, and 2026/27 rates • Progressive tax band calculations • Personal allowance support, including tapering above £100,000

TRACK INCOME AND EXPENSES Log payments and business expenses in seconds. Your estimate updates in real time as you add entries.

PLAN HMRC PAYMENTS See upcoming payment on account dates and balancing payment timing, so you can prepare cash flow in advance.

CLEAR TAX BREAKDOWN Understand how your estimate is calculated with a detailed breakdown of profit, allowance, taxable income, National Insurance, and total tax owed.

TAXFLOW PRO TaxFlow offers auto-renewable subscriptions: • Monthly Pro • Annual Pro

Pro unlocks: • Unlimited income and deduction entries • Full payment schedule • PDF tax summary export

Subscription terms: • Payment will be charged to your Apple ID account at confirmation of purchase. • Subscription renews automatically unless canceled at least 24 hours before the end of the current period. • Your account will be charged for renewal within 24 hours before the end of the current period. • You can manage and cancel subscriptions in your App Store account settings.

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TaxFlow provides estimates based on published rates and is not a substitute for professional tax advice.