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How Reckon reads your notes
Write naturally. Words are ignored; numbers, units, dates and variables compute. Results land on the right — click one to copy it. Everything autosaves in your browser; nothing leaves it.
| plain math | latte 5.25 * 22 workdays → 115.5 |
| percentages | 120 + 8.5% · 20% of 450 · 80 - 25% |
| variables | hourly rate = 95 · hourly rate * 32 |
| units | 26.2 miles in km · 72 F in C · 2 GB in MB · 3 hours 20 min in minutes |
| dates | today + 90 days · until dec 25 · 2027-03-01 - today · since 7/4/2026 · dec 25 - today |
| running totals | total / sum / avg / count — of the lines above, up to the last blank line |
| previous line | prev * 1.5 |
| functions | sqrt, round(x, 2), floor, ceil, abs, min, max, avg, sin, cos, log, ln, pi, e |
| shorthand | 4k = 4,000 · 2.5M = 2,500,000 · $ € £ are kept in the result |
| comments | lines starting with # or // and lines ending with : are headings |
| keys | ⌘/ help ⌘S download Tab indent |