Honeycomb Investment Simulator

The Power of Compound Interest

See what time, rate and discipline do to money. Free for the basics, Pro for the full picture.

Data updated: 2026-09-29

Initial investment (USD)Annual return (%)

Investment period (years)

15 years

Monthly contribution (USD)🔒 ProCompounding frequency🔒 ProReturn variance (±) %🔒 Pro

Best case🔒 Pro

•••••

Best and worst case show what a few points of return do over decades.

Base case

US$28,489

+184.9 % · You paid in US$10,000

Worst case🔒 Pro

•••••

Best and worst case show what a few points of return do over decades.

Growth over time

Base caseBest case 🔒Worst case 🔒You paid in

Monte-Carlo simulation

🔒 Pro

Monte-Carlo: 2,000 simulated futures, with a probability of loss.

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Net of taxes, costs and inflation

🔒 Pro

Net of taxes, costs and inflation for your country.

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Goal calculator

Target amount (USD)

Required monthly contribution

US$224.30

15 years · 7.0 % p.a. · Initial investment US$10,000

Year-by-year breakdown

Year	You paid in	Worst case	Base case	Best case
0	US$10,000	US$10,000	US$10,000	US$10,000
1	US$10,000	US$10,407	US$10,723	US$11,047
2	US$10,000	US$10,831	US$11,498	US$12,204
3	US$10,000	US$11,273	US$12,329	US$13,482
4	US$10,000	US$11,732	US$13,221	US$14,894
5	US$10,000	US$12,210	US$14,176	US$16,453

🔒 Pro

The full year-by-year table, exportable.

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One payment, 12 months of access, nothing to cancel.

Best and worst case show what a few points of return do over decades. Monthly contributions and compounding frequency. Monte-Carlo: 2,000 simulated futures, with a probability of loss. Net of taxes, costs and inflation for your country.

Get Pro for US$9.99