CD Calculator
Project maturity value, interest earned, and a simplified after-tax result.
Verify this calculatorMaintained
See what the result uses—and what it cannot know.
Sumvoro calculates deterministically from the visible inputs. It does not invent lender terms, local rules, market values, medical facts, or professional judgments.
- 1 · InputsCheck every entered value against the latest statement, quote, measurement, or official source.
- 2 · Formula
Maturity value = deposit × (1 + annual rate ÷ compounding periods)^(periods × years). - 3 · SensitivityUse Insights to run a lower and higher case. If the conclusion changes easily, collect better information or leave more margin.
- 4 · ScopeThis tool is maintained and covered by automated calculation tests. Provider timing, rounding, and omitted facts can still change a real-world result.
- Formula release
- 2026.10-r4
- Release date
- October 10, 2026
- Review status
- Maintained
- Source review
- September 12, 2026
Optional readingLearn how this calculator works
How the cd calculator works
Project certificate-of-deposit interest and maturity value with compounding.
Maturity value = deposit × (1 + annual rate ÷ compounding periods)^(periods × years).
Read our calculation methodology and limitations.
Example
Enter a deposit, quoted APY, certificate term, and optional tax assumption.
What affects the result
- Early withdrawal penalties are not included.
- APY already reflects compounding.
- Rates and insurance limits vary by institution.
Frequently asked questions
What should I enter?
Use current statement or offer values where available. Each input includes a description of the expected amount, rate, or time period.
Is this financial advice?
No. It is a deterministic planning estimate. Verify important decisions with official documents and an appropriately qualified professional.