Binomial Calculator vs DocuMind
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Binomial Calculator
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The fastest, most intuitive binomial probability calculator for students, researchers, and statisticians. Whether you're studying for a statistics exam, analyzing research data, or solving probability problems, Binomial Calculator delivers precise results with stunning visualizations—all in seconds. POWERFUL CALCULATIONS Probability Mass Function (PMF) — P(X = x) Lower Cumulative Distribution (CDF) — P(X ≤ x) Upper Cumulative Distribution — P(X ≥ x) Mean (μ) and Variance (σ²) INTERACTIVE VISUALIZATION Beautiful color-coded distribution chart Tap the chart to instantly select any x value Mean indicator with smart axis scaling Automatically focuses on the relevant portion of the curve DESIGNED FOR PRODUCTIVITY Copy any result with a single tap Export calculations to share or save Haptic feedback for tactile interaction Instant calculations—no waiting BEAUTIFUL, MODERN INTERFACE Premium glassmorphism design Smooth animations throughout Full dark mode support Clean, distraction-free layout PERFECT FOR: Statistics students & professors Data scientists & analysts Quality control professionals Researchers & academics AP Statistics & college courses Master binomial distributions with the calculator that makes probability beautiful.
DocuMind
Instantly get answers from your documents without an internet connection. This app allows you to import various file types, ask questions, and receive accurate, cited responses directly on your device for complete privacy.
- Offline AI-powered document summarization
- Import PDFs, text, CSV, JSON, and images
- Built-in scanner for paper documents
- Vision Analysis for charts and tables
- Cited answers for verification
- Workspaces for organizing documents
- 100% on-device privacy
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Stop scrolling through documents to find answers. With DocuMind, you can ask a question and instantly get clear, accurate answers from your files, right on your device. No internet. No accounts. No data leaving your phone. Completely on-device for full privacy. CAPTURE EVERYTHING Bring all your information into one place: • Import PDFs, text files (.txt, .md), CSV, and JSON • Add photos, screenshots, and images • Scan paper documents, receipts, and book pages with the built-in scanner • Read charts and tables with Vision Analysis, now or later Everything becomes searchable and ready to chat with. GET INSTANT ANSWERS Understand your documents faster: • Ask anything: “Summarize this”, “What’s the key idea?”, “When is the deadline?” • Get answers based only on your documents • Find both exact terms and deeper meaning • Continue conversations or branch into new questions No more skimming. Just answers. SEE EXACTLY WHERE ANSWERS COME FROM Never guess or hallucinate: • Tap citations [1] to jump to the exact page and highlighted text • Instantly verify every answer • See which parts of your documents were used • On iPhone Duo, fold it halfway to read the cited page beside your chat Built for trust and transparency. ORGANIZE YOUR WORK Keep everything structured and easy to navigate: • Workspaces to group related documents • Pin important files and chats • Clean, predictable library with no duplicates • Send a workspace to your iPhone, iPad, or Mac, ready to chat on arrival PRIVACY FIRST Your data stays yours: • 100% offline, works without internet • No accounts, no tracking, no cloud • Your files never leave your device • Get Pro once, or subscribe monthly or yearly PERFECT FOR • Students: summarize readings and understand papers • Professionals: analyze contracts, reports, and notes • Researchers: extract insights from large documents • Private & Confidential Files: safely analyze medical records, financial statements, legal documents, and sensitive information, without anything leaving your device • Everyday use: receipts, forms, and personal files Turn your files into a private, intelligent knowledge base you can talk to. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Binomial Calculator at none against DocuMind's 3. DocuMind's advantage is ads (none vs shown) and update cadence (every 10 days vs every 10 months). On price and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. DocuMind sells 3 in-app purchases, starting at $2.99 per month. Binomial Calculator asks for nothing beyond the download.
Binomial Calculator ships an update every 10 months, DocuMind every 10 days. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.
| Parameter | Binomial Calculator | DocuMind |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (7 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | Every 10 months | Every 10 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone | iPhone, iPad, Mac — better |
| Requires iOS | 18.5 | 18.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 47 MB |
| Age rating | 4+ | 9+ |
| Developer | Kevin Tang | Core Arc Studio LLC |
In-app purchases
Binomial Calculator
No in-app purchases
DocuMind
- DocuMind Pro Monthly$2.991 Month
- DocuMind Pro Annual$19.991 Year
- DocuMind Pro$9.99
Questions
Is Binomial Calculator free?
Is DocuMind free?
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Which is updated more often, Binomial Calculator or DocuMind?
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