Comparison

MindMap vs calc318

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

Head to head
About

MindMap

Organize your ideas into clear diagrams and manage files seamlessly. This tool enhances work efficiency for personal growth, team collaboration, and professional projects. It offers intelligent mind mapping and comprehensive file integration.

Highlights
  • Intelligent mind mapping with diverse templates
  • Comprehensive file management integration
  • Seamless import and export of multiple formats
  • Organize scattered ideas into structured diagrams
  • Improve work efficiency
Features
Read full description

This is a powerful app that perfectly combines mind mapping with file management, taking your thinking and productivity to the next level. It turns scattered ideas in your head into clear structured diagrams, helping you greatly improve your work efficiency. Whether for personal growth, team collaboration, or professional projects, this app provides outstanding support. Key Highlights: • Smart Mind Maps: from logic diagrams to fishbone charts. An intuitive interface and diverse templates let you quickly capture and organize ideas, clearly presenting complex thinking. • One-Tap Text-to-Diagram: supports Markmap, Mermaid, Mind Elixir and other formats, instantly turning outlines or code text into interactive mind maps as you write. • Built-in To-Do List: break ideas into actionable tasks, organize while making progress, and turn every thought into action. • Comprehensive File Management: seamlessly combines files with mind maps. Browse, preview and edit documents, images, archives and more—no more struggling to find materials. • Wireless Transfer: WiFi wireless transfer and WebDAV let you easily move files between phone and computer, with batch upload, download, compression and decompression. • Easy Import & Export: import and export in multiple formats, convert to PDF or image in one tap, and print or share by email—easily connecting with other apps. • Personalized Appearance: light, dark and system themes for a comfortable reading experience day and night. Whether you're a student, a professional, or an entrepreneur, this app is the best choice for organizing your thoughts and optimizing your workflow. Download now and start working more efficiently and organized! Unlimited Access Subscription - With this subscription you can use all in-app features without limits. - The subscription is billed weekly, monthly or yearly, depending on the plan chosen. - Payment is charged to your iTunes account upon confirmation of purchase. - You can turn off auto-renewal at least 24 hours before the end of the current subscription, otherwise it will renew automatically. - Your account is charged for renewal within 24 hours before the end of the current subscription; the fee depends on the plan you choose. - Users can manage their subscriptions; after purchase, they can go to their account settings to turn off auto-renewal. - After purchasing a subscription, any unused portion of a free trial period will be forfeited. Privacy Policy: https://www.dazhuogroup.com/mindmap/privacy_statement_en.php Terms of Use: https://www.dazhuogroup.com/mindmap/terms_of_use_en.php

About

calc318

Instantly solve 175 ACI 318-19 equations with live computation and interactive charts. Understand equation behavior with sensitivity graphs and clear variable descriptions. Designed for engineers needing quick, accurate calculations and insights.

Highlights
  • 175 ACI 318-19 equations solved instantly
  • Live computation with unit awareness
  • Interactive sensitivity graphs
  • Professionally formatted equations
  • Complete variable descriptions
  • Smart search functionality
  • Recents tab for quick access
Features
Read full description

Solve all 175 equations from ACI 318-19 Appendix C, instantly, in US Customary Units. Calc318 turns the equations from ACI 318-19 Appendix C into a live calculator. Pick an equation, enter your parameters, and get an answer the moment you type — beautifully rendered, with every variable clearly defined and unit-aware. No spreadsheets, no hand calcs. calc318 requires an auto-renewable subscription. Start your 7-day free trial — no charge until the trial ends, and you can cancel anytime. After the trial, your subscription continues at $12.99/year or $2.99/month. Manage or cancel anytime in Settings → Apple ID → Subscriptions. See more than just a number. Tap any input to open an interactive chart that shows exactly how your result responds as that parameter changes — with a draggable point and a family of curves for the other key variables, so you understand the behavior of the equation, not just one data point. FEATURES: - Live computation for all 175 ACI 318-19 equations, fully unit-aware. - Professionally formatted equations with LaTeX-quality rendering. - Interactive sensitivity graphs — drag a point and watch the result update in real time. - Compare curves across multiple parameter values to see trends at a glance. - Complete variable descriptions and units for every input. - Smart search by section number, chapter, keyword, or variable. - Recents tab to jump back to equations you use most. - Clean, intuitive interface designed for engineers. Whether you're checking a calculation, running a quick sensitivity study, or referencing design provisions, calc318 gets you the answer — and the insight behind it — in seconds. Privacy Policy: https://aiosciv.com/calc318/ Terms of Use (EULA): http://www.apple.com/legal/itunes/appstore/dev/stdeula

Screenshots

MindMap3 screens
calc3184 screens

Verdict

The call

The clearest difference is rating: calc318 at 5.0 against MindMap's 1.0. calc318 also leads on update cadence (every 3 months vs every 25 months). MindMap's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price, ratings volume, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MindMap sells 3 in-app purchases, starting at $1.99 per 7 days and calc318 sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

calc318 holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

MindMap ships an update every 25 months, calc318 every 3 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
MindMap versus calc318: the parameters behind the verdict, then further details
ParameterMindMapcalc318
PriceFreeFree
Rating1.0 (1 ratings)5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings11
Update frequencyEvery 25 monthsEvery 3 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionSubscription
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better26.0
Further details — not scored
Size126 MB19 MB
Age rating4+4+
DeveloperShanghai Dazhuo Information Technology Co., Ltd.ARTIFICIAL INTELLIGENCE OPTIMIZATION AND SOFTWARE AIOS LLC

Customer experience

MindMap

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

calc318

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

MindMap

Subscriptions3
  • Weekly Subscription3 Days trial$1.997 Days
  • Monthly Subscription3 Days trial$2.991 Month
  • Annual Subscription3 Days trial$19.991 Year
2 purchases

calc318

Subscriptions2
  • calc318 Pro Monthly7 Days trial$2.991 Month
  • calc318 Pro Yearly7 Days trial$12.991 Year

Questions

Is MindMap free?
MindMap is free to download, with in-app purchases available.
Is calc318 free?
calc318 is free to download, with in-app purchases available.
Which has better reviews, MindMap or calc318?
calc318 is rated higher. MindMap averages 1.0 out of 5 from 1 ratings, while calc318 averages 5.0 from 1 ratings.
Do MindMap or calc318 have ads?
Neither MindMap nor calc318 shows ads.
Which is updated more often, MindMap or calc318?
MindMap ships an update every 25 months, and calc318 every 3 months. Most recently, MindMap was updated on October 30, 2026 and calc318 on October 31, 2026.

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