Comparison

CalcNotes vs SolverPad

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

CalcNotes

Features
Read full description

A powerful notepad that calculates each line and shows the results instantly. Quickly handle addition, subtraction, multiplication, division, and more in real time. Perfect for household budgets, balance tracking, revenue calculations, or splitting bills whenever you need to compute. β–  Calculation + Notepad Write an expression and it calculates automatically, displaying the result on the right. β–  No Equal Sign Needed You never need an '=' in your formulas. The app calculates automatically and shows the result in real time. β–  Tolerant of Extra Characters Expressions like "1,000 + 2,000" work perfectly even with commas or other characters. The app ignores what it doesn't need and still calculates correctly. β–  Copy Results Instantly Copy the calculation result with a single tap and paste it wherever you need it. β–  Unlimited Tab Management Create unlimited tabs for each category. β–  Flexible Tab Reordering Reorder tabs freely with intuitive drag-and-drop. β–  Notifications Schedule reminders with any message at the time you choose. β–  Automatic Backup & Restore Automatic backups keep your important data fully protected, even when switching devices. β–  Rich Theme Options Customize the app with a wide variety of color themes. β–  Biometric Authentication Boost app security with biometric authentication. β–  Full Offline Support Use the app anytime without an internet connection. β–  Full Dark Mode Support Switch freely between system-linked, light, and dark modes. β–  No Login Required Start using the app immediately without any login. β–  Robust Security We never send your data outside the device. All data stays securely stored on your device. No password input or storage is required. β–  Fast Support We respond quickly to your inquiries. Feel free to contact us at info@naokiotsu.com β–  Privacy Policy https://naokiotsu.com/privacy-policy β–  Terms of service https://naokiotsu.com/term-of-use

About

SolverPad

Features
Read full description

SolverPad β€” Smart Notes with Live Calculations SolverPad makes everyday and technical calculations fast, clear, and natural. It’s a smart notepad with a built-in calculator, designed for people who think with numbers. Write notes the way you normally do β€” SolverPad instantly calculates results right inside your text. No switching apps. No copying numbers. Just notes that calculate themselves. --> Write Notes. See Results Instantly. Type regular notes like: Rent = 1200 Utilities = 150 Groceries = 400 Total = Rent + Utilities + Groceries SolverPad instantly shows the total next to your notes β€” clean, readable, and always up to date. Change any value, and every related calculation updates automatically. Your notes stay accurate without redoing anything. --> Variables That Update Everywhere Define values once and reuse them across your notes: hourly_rate = 25 hours = 40 weekly_pay = hourly_rate * hours Update a single number, and SolverPad recalculates everything that depends on it β€” instantly. Perfect for: * Budgets & expenses * Project estimates * Study notes & formulas * Freelance & hourly work tracking --> Smart Math That Feels Natural SolverPad supports: * Percentages (e.g. 20% of 500, 1000 minus 15%) * Multi-line calculations with clear step-by-step results * Unit conversions (distance, weight, time, temperature) * Clean formatting that looks like notes, not spreadsheets Your calculations appear exactly where they matter β€” subtle, readable, and distraction-free. --> Why SolverPad Is Different Most note apps treat numbers as plain text. Calculator apps force you to jump back and forth. SolverPad combines both β€” so numbers and ideas live together. No broken workflows. No lost momentum. Just smooth thinking. --> Key Features * Live calculations as you type * Automatic updates when values change * Variable support for reusable values * Percentages and unit conversions * Multi-line calculations with clear results * Clean, minimal, distraction-free design * Works offline --> Perfect For * Students & teachers * Developers & engineers * Budgeting & expense tracking * Project planning & estimates * Quick math and daily calculations Whether you’re planning finances, solving problems, or exploring ideas β€” SolverPad makes numbers and notes work together beautifully. --> Premium Upgrade Upgrade to SolverPad Premium to enjoy a completely ad-free experience and support ongoing development.

Screenshots

CalcNotes4 screens
SolverPad4 screens

Verdict

The call

The clearest difference is ads: CalcNotes at none against SolverPad's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. CalcNotes sells 2 in-app purchases, starting at $1.99 per month and SolverPad sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 28, 2026 and September 20, 2026 respectively.

Scorecard1 real difference Β· 5 level
CalcNotes versus SolverPad: the parameters behind the verdict, then further details
ParameterCalcNotesSolverPad
PriceFreeFree
Update frequencyWeeklyWeekly
AdsNo β€” betterYes
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details β€” not scored
Size51 MB34 MB
Age rating4+9+
Developernaoki otsuASAPP STUDIO

In-app purchases

2 purchases

CalcNotes

Subscriptions1
  • Premium$1.991 Month
One-time1
  • Premium (Pay Once)$4.99
1 purchases

SolverPad

One-time1
  • Premium Version$0.99

Questions

Is CalcNotes free?
CalcNotes is free to download, with in-app purchases available.
Is SolverPad free?
SolverPad is free to download, with in-app purchases available.
Do CalcNotes or SolverPad have ads?
SolverPad shows ads; CalcNotes does not.
Which is updated more often, CalcNotes or SolverPad?
CalcNotes ships an update weekly, and SolverPad weekly. Most recently, CalcNotes was updated on September 28, 2026 and SolverPad on September 20, 2026.

Other comparisons