AppMarketSpy › Productivity › Sumline
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App info
- Developer
- George Bakhit
- Category
- Productivity, Utilities
- Released
- Sep 9, 2026
- Version
- 1.0 (Sep 10, 2026)
- Price
- Free
- Size
- 36.3 MB
- Requires
- iOS 16.4
- Age rating
- 4+
- Languages
- English
In-app purchases
| Unlock Sumline | $7.99 |
Current prices, App Store US.
🔒 Price history2 snapshots: when prices changed and new plans appearedGet Pro access
About Sumline
Sumline is a notepad that does the arithmetic as you type. Write a line in plain words and the answer appears in the margin — no equals sign, no calculator mode, no switching apps. TYPE THE WAY YOU THINK "3 rooms at 4.2m x 3.1m". "labour 3 days at $520/day". "$450 split 3 ways over 6 months". Sumline finds the sums inside your sentences instead of demanding you write an expression. BUILT FOR A THUMB, NOT A MOUSE A purpose-made key row sits above the keyboard with the operators, units and currencies this actually needs, and it changes with what you are typing. Press any answer and drag to change the number — every line below it recalculates as you move. TOTALS A COLUMN YOU JUST TYPED Write your costs down the page and put "total" underneath. Sumline knows what you meant. It will average or count them too. DATES AND BUSINESS DAYS "15 business days from today". "days until 30 Nov". "net 30…
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