SolverPad vs xmark
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SolverPad
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SolverPad β Smart Notes with Live Calculations SolverPad makes everyday and technical calculations fast, clear, and natural. Itβs 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 youβre 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.
xmark
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xmark turns your X (Twitter) bookmarks into something you actually use. you save hundreds of posts you never scroll back to. xmark syncs them, understands them, and lets you ask questions across all of them in plain language - with every answer cited back to the original tweet. chat with your bookmarks ask "what did i save about ai agents?" or "that thread on pricing" and get a real answer, with citations to the exact posts. semantic search search by meaning, not just keywords. find the bookmark you half-remember. xmark wrapped your bookmarking, summarized: most-saved creators, top topics, total saved - shareable on x. free to start: 20 chats a month, one sync a day. upgrade to pro for unlimited chat and sync. subscriptions xmark offers an auto-renewing pro subscription (monthly or yearly). the pro yearly plan includes a 7-day free trial. payment is charged to your Apple ID at confirmation of purchase, and the subscription auto-renews unless auto-renew is turned off at least 24 hours before the end of the current period. manage or cancel anytime in your App Store account settings. terms of use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ privacy policy: https://xmark.dev/privacy
Screenshots
Verdict
The clearest difference is ads: xmark at none against SolverPad's shown. SolverPad's advantage is update cadence (weekly vs every 3 weeks) and device support (3 vs 1). On price and in-app purchases 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
Both are free to download. SolverPad sells 1 one-off in-app purchase and xmark sells 2 in-app purchases, starting at $5.00 per month. Whichever you choose, the download price is not the number that matters.
SolverPad ships an update weekly, xmark every 3 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | SolverPad | xmark |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly β better | Every 3 weeks |
| Ads | Yes | No β better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 15.1 β better | 17.0 |
| Further details β not scored | ||
| Size | 35 MB | 11 MB |
| Age rating | 9+ | 17+ |
| Developer | ASAPP STUDIO | JCLVSH LLC |
In-app purchases
SolverPad
- Premium Version$0.99
xmark
- xmark pro (monthly)$5.001 Month
- xmark pro (yearly)7 Days trial$50.001 Year








