# Calk USA — US Tax & Finance Calculators

> US Tax & Finance Calculators (iPhone/iPad app by Konstantin Iakovlev.)

- Source: https://appshunter.io/ios/app/calk-usa/id6778818228 (this page in markdown: same URL + `.md`)
- Developer: [Konstantin Iakovlev](https://appshunter.io/developer/1896744607)
- Category: Finance, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 150 MB
- Languages: American English
- Released: 2026-06-15
- Data updated: 2026-09-13
- User reviews in markdown: https://appshunter.io/ios/app/calk-usa/id6778818228/reviews.md

## What is Calk USA?

Calk-USA is a collection of 700+ calculators built for Americans. Every result is based on current IRS rates and federal and state rules for the 2026 tax year. No sign-up, no ads, no tracking - and it all works offline.

WHAT'S INSIDE

Taxes
- Federal income tax across all 2026 brackets, plus all 50 states
- Self-employment, capital gains, AMT, and estimated quarterly taxes
- Standard deduction, child tax credit, EITC, and the 2026 SALT cap

Paycheck and family
- Hourly and salary take-home pay by state (federal, state, Social Security, Medicare)
- Overtime, bonus, and W-4 withholding
- Child and dependent care credit and 529 college savings

Home and money
- Mortgage payment, affordability, refinance, and amortization
- Personal loan, auto loan, and debt payoff
- Compound interest, 401(k), IRA, Social Security, and net worth

Everyday
- Tip, sales tax, fuel cost, and EV savings
- BMI, calorie, body fat, and due date
- Building, math, and unit converters

FEATURES

- Works offline. Every calculation runs on your device.
- Based on current IRS, SSA, and state government rates for 2026.
- Available in English and Spanish.
- No ads, no account, and no personal-data collection.

WHO IT'S FOR

Employees, freelancers and small-business owners, homebuyers, families, students, and anyone who pays taxes in the United States.

Website: https://calk-usa.com
Support: https://calk-usa.com/contact/
Privacy: https://calk-usa.com/privacy/


## Version history (last 3 releases)

### 1.3 — 2026-08-29

Remove Ads is here: a one-time purchase that turns off all banner and full-screen ads forever, on all your devices (Restore Purchase included). Prefer not to buy? Watch a short video for 6 ad-free hours.

Also in this update: current IRS interest rates (7% for Q3-Q4 2026), the August 2026 Section 7520 rate, and dozens of smaller data corrections across the calculators.

### 1.1 — 2026-06-17

All calculators updated to the official 2026 values — IRS income tax, EITC, AMT, capital gains, Medicare & IRMAA, SNAP, Social Security, and state rates (including Utah's new 4.45% flat tax). Works fully offline. Values now refresh automatically over the air, so you always have the latest rates without an app update. Plus performance and stability improvements.

### 1.0 — 2026-06-15

No release notes.

## Apps similar to Calk USA

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Mortgage Loan Calculator USA](https://appshunter.io/ios/app/mortgage-loan-calculator-usa/id6764001094) | — | Free | Finance |
| [BitBacked](https://appshunter.io/ios/app/bitbacked/id6755203467) | — | Free | Finance |
| [Take Home Pay Calculator](https://appshunter.io/ios/app/take-home-pay-calculator/id6758354845) | — | Free | Finance |
| [1099 Tax Calculator](https://appshunter.io/ios/app/1099-tax-calculator/id6765638137) | — | Free | Finance |
| [HelmInOne Business](https://appshunter.io/ios/app/helminone-business/id1621331588) | 5.0 (1) | Free | Finance |
| [ZipTax: State Tax Calculator](https://appshunter.io/ios/app/ziptax-state-tax-calculator/id6476626750) | 5.0 (5) | Free | Finance |

## More apps by Konstantin Iakovlev

- [Calk.kg](https://appshunter.io/ios/app/calkkg/id6771220038)
- [Calk NZ](https://appshunter.io/ios/app/calk-nz/id6774464665)
- [Calks.UK – UK Calculators](https://appshunter.io/ios/app/calksuk-uk-calculators/id6776149190)
- [Calk-AU: Aussie Calculators](https://appshunter.io/ios/app/calk-au-aussie-calculators/id6776521018)
- [Calk24 – Rechner & Steuer](https://appshunter.io/ios/app/calk24-rechner-and-steuer/id6778639049)

All apps by Konstantin Iakovlev: https://appshunter.io/developer/1896744607

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-13.*