Soulver 4

Notepad, meet calculator.

Free · In-App Purchases

Soulver is ready for iOS 27. Ever reach for a calculator and the back of an envelope to work something out? That's what Soulver is for. It's a natural-language notepad calculator: think through a problem line-by-line, using plain words and numbers. The answers appear alongside each line as you type. Soulver isn't just a calculator app — it's the paper you'd scribble on to figure something out. Except this paper does the numbers for you, so you stay thinking at the level of your problem. 20% of $1,480 | $296 $100 in EUR | €86 240 km in miles | 149 mi $1,200 + 15% tax | $1,380 3 weeks from today | June 21 Because Soulver uses sheets (like Notes), you can explore different ideas: weigh options, change variables and watch everything update. WHAT CAN SOULVER CALCULATE? – Live currency conversions — 190 currencies, including crypto – Percentages in plain language — "20% off $50", "$50 is what % of $200" – Unit conversions — hundreds of units across length, weight, volume, data and more – Dates & time — "days until Christmas", time intervals, clock and video-timecode math – Time-zone conversions — "3pm New York to London" – Sums & averages – Financial functions — compound interest, mortgage repayments, hourly rates It's the closest thing to an on-device universal calculator ever created. DESIGNED FOR IPHONE – A meticulously designed numeric keyboard that makes calculating fast – Six specialised accessory keyboards — for currencies, percentages, dates & times, and variables – Build your own custom keyboard with the buttons you reach for most BEST-IN-CLASS ON IPAD – Multiple windows, Slide Over & Split View — float Soulver alongside Notes or Safari – Full Magic Keyboard support with dozens of keyboard shortcuts – Scribble & Apple Pencil – Find & replace, a line-styling palette and a powerful text editor – Automation with URL schemes & Siri Shortcuts POWER USER FEATURES – Multi-word variables — "total cost = $750" – Inline tokenized references to previous answers – Subtotals, tags & trip planning – Wolfram|Alpha integration – Headings, comments, labels & dividers to structure long sheets – Custom units and global variables in the definition sheet SHARING & SYNC – Sync your sheets with Soulver 4 for Mac via iCloud – Export to PDF & plain text, or send beautiful HTML emails – Share a calculation as an image — just take a screenshot ONE TIME PURCHASE Soulver is a one-time (non-subscription) purchase. We've been refining and improving Soulver since 2005, and major paid updates average once every 7 years. Try it free for 60 days, no commitment, no automatic charge. —————————————————————————————— Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

  • This app has not received enough ratings or reviews to display an overview.

GENERAL NUMBER PAD – Improved trackpad performance when moving the cursor (hold down the "2" key) – The number pad on iPhone is now the same height as the system keyboard, so switching between them is smoother – Modernized the appearance of key popovers for iOS 26 & 27 – Fixed the cursor scrolling behind the keyboard switcher (thanks Conlan) SETTINGS – Settings are reorganized to match the Mac, with new General and Behavior panes – Styling can override the system appearance (light/dark mode), and reset the text colors to their defaults – Behavior sets what tapping an answer copies: the answer, the expression & answer, or the unformatted one – The keyboard switcher can keep its place at the bottom of the number pad, or float above the keyboard — Apple no longer allows it at the bottom of the system keyboard – Fixed editing the work hours field on iPad, which now has a stepper (thanks Michael) – The “open a new sheet on launch” setting now waits for 10 minutes away, and works the same however you return SYNC – iCloud sync is now a single toggle, rather than a choice of storage location – You can enable iCloud syncing for a sheetbook you selected manually, matching the Mac – The sync console now shows the state of iCloud and both copies of your sheetbook, beside the log BACKUPS – The backups view shows how much space backups use, with an option to delete them all – The backups folder is now capped, so it can’t grow to gigabytes over time (thanks Gurudas) EDITOR – The floating total is now a Liquid Glass capsule, and readable by VoiceOver – Long line-reference titles truncate instead of overflowing behind the answer column – Fixed line height in Thai, Arabic, Hebrew and Devanagari sheets (thanks Suppasit) – Fixed pasting emoji copied from another line in Soulver (thanks Seth) – Fixed an unwanted space when pasting a number after a currency symbol (thanks Bruce) – Fixed the cursor ending up in the wrong place after an undo CALCULATOR INFLATION – Inflation calculations in 5 more currencies: EUR, AUD, GBP, CAD and JPY – The latest monthly figures now update from the web, not only with app updates – Month-by-month inflation in the current year — $100 from January worth today → $102.66 PLACES & TIME ZONES – Time zone, weather & distance calculations work for any place on Earth, via the internet – More time zone syntaxes: time in Tokyo when it is 9am in London → 5:00 pm, and Monday 9am Delhi in nyc → 11:30 pm – Typing an ISO date like 2026-09-13 no longer reformats it under the cursor UNITS – Dividing a money rate by a time amount: $500/month / 30 days → $16.67/day – Imperial lengths now multiply to imperial units: 10 ft x 12 ft x 6 in → 60 ft³ – Added the aliases “sq ft”, “sq in”, “sq yd” and “sq mi” – A cast specifier forces one unit to be another rather than converting — 5 km cast miles → 5 mi INCOME & SALES TAX – Income tax infers the country from the currency: income tax on $50k CAD is taxed in Canada – Income tax works on a salary written as a rate: income tax on 4,000 AUD/month → $512.33/month – Fixed VAT on 100 having no answer without a currency symbol LUNAR CALCULATIONS – Moon phase is computed on device, needing no web access — moon phase → Waxing Gibbous – Fixed a lunar day calculation needing an edit to update when the day changed MULTIPLIERS – A multiplier like 1.8x is a value you can type & assign — Speed = 1.8x, then 59 min at Speed → 32 min 46 s CULTURAL EVENTS – Hanukkah is now a date Soulver knows — Hanukkah 2026 → 4 December (thanks Glenn) PERCENTAGES – Percentages can be expressed as “1 in x” ratios — 1 in 20 as % → 5%, and 40% is 1 in what → 1/2.5 VARIABLES – Superscripts work with variables (r = 5, then r² → 25) – Variable names may contain parentheses LANGUAGES – Fixed number words like 1 million & 5.5 billion not being recognized in Chinese, Japanese & Korean (thanks Yoshihiko) – Fixed trips counting in nights not working in German, French, Russian and Chinese

The developer, Zac Cohan, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Diagnostics

Privacy practices may vary based, for example, on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
  • Zac Cohan
Size
  • 41.3 MB
Category
  • Productivity
Compatibility
Requires iOS 17.6 or later.
  • iPhone
    Requires iOS 17.6 or later.
  • iPad
    Requires iPadOS 17.6 or later.
  • Mac
    Requires macOS 14.6 or later.
  • Apple Vision
    Requires visionOS 1.3 or later.
Languages
English and 8 more
  • English, French, German, Italian, Japanese, Korean, Russian, Simplified Chinese, Spanish
Age Rating
4+
In-App Purchases
Yes
  • Soulver 4 (Promotion) USD 39.00
  • Soulver 4 for iPhone (upgrade) USD 7.49
  • Soulver 4 for iPhone USD 15.00
  • Soulver 4 (Upgrade from Soulver 3) USD 29.00
  • Soulver 4 USD 54.00
  • Soulver 4 USD 59.00
  • 60-day free trial (for iPhone) USD 0.00
  • Soulver 3 for iPhone USD 14.00
  • 60-day free trial (for iPad) USD 0.00
  • Soulver 3 for iPad USD 20.00
Copyright
  • © 2026, Acqualia Software OÜ