# EveryCalc Calculate API

**Canonical:** https://apis.io/apis/everycalc-xyz/everycalc-xyz-calculate-api/  
**Provider:** EveryCalc — https://apis.io/providers/everycalc-xyz/  
**Base URL:** https://everycalc.xyz  
**Documentation:** https://everycalc.xyz/guides/

EveryCalc Calculate API is one of 3 APIs that [EveryCalc](https://apis.io/providers/everycalc-xyz/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Calculate. The published artifact set on APIs.io includes an OpenAPI specification.

The Calculate API from EveryCalc — 69 operation(s) for calculate.

## Operations (60 of 69)

| Method | Path | Summary |
|---|---|---|
| GET | `/api/v1/calculate/mortgage` | Mortgage payment breakdown |
| GET | `/api/v1/calculate/refinance` | Refinance break-even |
| GET | `/api/v1/calculate/affordability` | Home affordability |
| GET | `/api/v1/calculate/loan` | Loan payment |
| GET | `/api/v1/calculate/compound-interest` | Compound interest projection |
| GET | `/api/v1/calculate/percentage` | Percentage calculations |
| GET | `/api/v1/calculate/tip` | Tip and bill split |
| GET | `/api/v1/calculate/salary` | Salary conversions |
| GET | `/api/v1/calculate/age` | Exact age in years, months, and days |
| GET | `/api/v1/calculate/auto-loan` | Auto loan payment breakdown |
| GET | `/api/v1/calculate/date-duration` | Date duration and business days |
| GET | `/api/v1/calculate/debt-payoff` | Debt payoff: avalanche vs snowball |
| GET | `/api/v1/calculate/inflation` | Inflation purchasing power |
| GET | `/api/v1/calculate/rent-vs-buy` | Rent vs buy comparison |
| GET | `/api/v1/calculate/roth-vs-traditional` | Roth vs traditional retirement accounts |
| GET | `/api/v1/calculate/unit-converter` | Unit conversion |
| GET | `/api/v1/calculate/word-counter` | Word and character counts |
| GET | `/api/v1/calculate/401k` | 401k growth projection |
| GET | `/api/v1/calculate/arm-vs-fixed` | ARM vs fixed rate comparison |
| GET | `/api/v1/calculate/biweekly-mortgage` | Biweekly mortgage payoff savings |
| GET | `/api/v1/calculate/bmi-tdee` | BMI, BMR, and TDEE |
| GET | `/api/v1/calculate/capital-gains-tax` | Capital gains tax estimate |
| GET | `/api/v1/calculate/car-affordability` | Car total cost of ownership |
| GET | `/api/v1/calculate/credit-card-payoff` | Credit card payoff comparison |
| GET | `/api/v1/calculate/emergency-fund` | Emergency fund target |
| GET | `/api/v1/calculate/income-tax-estimator` | Federal income tax estimate |
| GET | `/api/v1/calculate/lease-vs-buy` | Car lease vs buy comparison |
| GET | `/api/v1/calculate/net-worth` | Net worth from asset and liability lists |
| GET | `/api/v1/calculate/paycheck` | Paycheck take home pay |
| GET | `/api/v1/calculate/property-tax-estimator` | Property tax estimate |
| GET | `/api/v1/calculate/raise-vs-inflation` | Raise vs inflation (real raise) |
| GET | `/api/v1/calculate/retirement-savings-planner` | Retirement savings projection |
| GET | `/api/v1/calculate/roth-conversion` | Roth conversion comparison |
| GET | `/api/v1/calculate/sba-loan` | SBA loan payment with financed fee |
| GET | `/api/v1/calculate/social-security-estimator` | Social Security benefit estimate |
| GET | `/api/v1/calculate/aft` | Army Fitness Test (AFT) score |
| GET | `/api/v1/calculate/bah` | Basic Allowance for Housing (BAH) rate |
| GET | `/api/v1/calculate/brs-vs-high3` | BRS vs High-3 pension comparison |
| GET | `/api/v1/calculate/gi-bill` | Post-9/11 GI Bill entitlement and benefits |
| GET | `/api/v1/calculate/les-decoder` | Leave and Earnings Statement (LES) net pay |
| GET | `/api/v1/calculate/military-pay` | 2026 military basic pay lookup |
| GET | `/api/v1/calculate/military-retirement-pension-estimator` | Military retirement pension estimate |
| GET | `/api/v1/calculate/pcs-move` | PCS move reimbursement estimate |
| GET | `/api/v1/calculate/sgli-vs-private-insurance` | SGLI vs private life insurance cost |
| GET | `/api/v1/calculate/tsp` | Thrift Savings Plan (TSP) projection |
| GET | `/api/v1/calculate/va-disability` | VA disability compensation rate |
| GET | `/api/v1/calculate/act-score` | ACT composite score |
| GET | `/api/v1/calculate/ap-exam-score` | AP exam score prediction |
| GET | `/api/v1/calculate/college-acceptance` | College acceptance chance estimate |
| GET | `/api/v1/calculate/college-major-roi` | College major ROI by median salary |
| GET | `/api/v1/calculate/college-roi` | College degree ROI and break-even year |
| GET | `/api/v1/calculate/dorm-vs-apartment` | Dorm vs apartment annual cost |
| GET | `/api/v1/calculate/fafsa-sai-estimator` | FAFSA SAI estimate |
| GET | `/api/v1/calculate/final-exam` | Final exam score needed |
| GET | `/api/v1/calculate/gpa` | GPA from letter grades and credits |
| GET | `/api/v1/calculate/gpa-planner` | GPA needed this term to hit a target |
| GET | `/api/v1/calculate/graduate-school-roi` | Graduate school ROI and break-even |
| GET | `/api/v1/calculate/gre-score-estimator` | GRE score estimate from practice results |
| GET | `/api/v1/calculate/high-school-course-planner` | High school graduation credits remaining |
| GET | `/api/v1/calculate/lsat-score-estimator` | LSAT score estimate from three sections |

…and 9 more operations. They are listed in full on the page.

## Machine-readable artifacts (2)

- **OpenAPI** — https://artifacts.apis.io/everycalc-xyz/openapi/everycalc-xyz-calculate-api-openapi.yml
- **APIsJSON** — https://artifacts.apis.io/everycalc-xyz/apis.yml

## Other EveryCalc APIs (2)

- [EveryCalc Health API](https://apis.io/apis/everycalc-xyz/everycalc-xyz-health-api/)
- [EveryCalc Openapi.json API](https://apis.io/apis/everycalc-xyz/everycalc-xyz-openapi-json-api/)

## Tags

Calculate

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/everycalc-xyz/everycalc-xyz-calculate-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/everycalc-xyz/.