TelosTax

TelosTax is ranked #3 of 33 in AI tax software on The Geeks Club. It runs on Android, iOS, Linux, macOS, Web, Windows. There is a free plan.

TelosTax plans and pricing

Free Free Free, open-source tax preparation app for tax year 2025 github.com · 3 Oct 2026

Compared on AI tax software

Free plan: Yes
Taxpayer types: personal
AI tax guidance: Yes
Document import: Yes
Deduction finding: Yes
Filing support: both

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TelosTax

Product: TelosTax is an AI tax tool.
Tax guidance: TelosTax lists AI tax guidance as a feature.
Deductions: TelosTax lists deduction finding as a feature.
Platforms: TelosTax runs on web, Windows, Mac, Linux, iPhone and iPad, and Android.
Pricing: The maker does not publish plan prices on its site.
Purpose: TelosTax is a browser-based tax preparation app for the 2025 tax year, powered by an open-source tax engine.
Tax coverage: The project reports 90+ tax features intended to cover about 85–90% of individual filers.
Federal forms: It supports Form 1040 with Schedules A–H, SE, and D, plus more than 30 supplemental forms.
State coverage: The project says it supports tax calculations for all 50 states and Washington, DC.
PDF forms: It lists 41 IRS PDF templates and 43 state PDF templates with auto-populated field mapping.
Privacy modes: Private Mode is described as fully offline, while optional BYOK Mode uses the user's Anthropic API key for AI chat, expense scanning, and document extraction, with PII stripped before transmission.
Encryption: The project states that tax data is encrypted at rest with AES-256-GCM.
Calculation engine: The tax engine is described as a standalone pure-function library with no database access or network calls in its calculation layer.
Legal traceability: The project says computations are traced to the Internal Revenue Code, Treasury Regulations, Revenue Procedures, or IRS form instructions.
Price from: Free

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Where it ranks on The Geeks Club

Best AI Tax Software in 2026#3 of 33

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Sources

techyorker.com/products/telostax/· checked 3 Oct 2026
github.com/telosnews/TelosTax/· checked 3 Oct 2026
github.com/telosnews/TelosTax/blob/main/docs/DESIG· checked 3 Oct 2026
github.com/telosnews/TelosTax/blob/main/docs/SCOPE· checked 3 Oct 2026