Kiwa vs Pipe Flow Calculations
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kiwa
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Open and view VSD and VSDX files directly on your iPhone, iPad, or Mac. Designed for faithful Visio viewing, the app preserves the layout, styles, and visual details of your diagrams as closely as possible — with no cloud upload required. KEY FEATURES • Local Viewing Open VSD and VSDX files directly on your device. No cloud upload required. • Faithful Rendering Render diagrams as closely as possible to their original layout, styles, shapes, and visual appearance. • Content Search Search page text, Shape Data, hyperlinks, and comments, then quickly jump to matching content. • Layer Control Show or hide layers to focus on the content you need. • Shape Details View Shape Data, hyperlinks, and comments attached to shapes. • Embedded Files View and save files embedded in VSD and VSDX documents. • Annotation Tools Add text, shapes, and freehand notes for review, feedback, or ideas. • Multi-Format Export Export diagrams to SVG, PDF, PNG, JPG, and other common formats for sharing and archiving. • Built for Apple Devices Enjoy a consistent, native experience across iPhone, iPad, and Mac. Note:Premium features require a subscription or a lifetime purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Pipe Flow Calculations
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Pipe Flow Calculations is a professional engineering app designed for accurate and fast calculation of fluid flow in pipes. It helps engineers, technicians, and students analyze flow behavior, pressure losses, and key fluid parameters in real-world systems. Whether you are designing a pipeline, checking an existing system, or learning fluid mechanics, this app provides reliable results with an intuitive interface. Key Features - Pressure drop calculation - Pipe diameter and flow rate calculations - Flow velocity and Reynolds number - Friction factor and fluid properties - Support for multiple calculation scenarios - Metric and Imperial unit systems - Accurate engineering formulas and methods Designed for Real Engineering Use This app is not a basic calculator. It is built for real engineering workflows: - Analyze pipe systems and optimize performance - Compare different calculation scenarios - Work with realistic fluid properties - Get instant results for quick decision making Useful for Students and Professionals
Screenshots
Verdict
The clearest difference is in-app purchases: Pipe Flow Calculations at none against Kiwa's 3. Pipe Flow Calculations also leads on iOS requirement (13.0 vs 18.6). On price, ads and device support 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. Kiwa sells 3 in-app purchases, starting at $2.99 per month. Pipe Flow Calculations asks for nothing beyond the download.
| Parameter | Kiwa | Pipe Flow Calculations |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 18.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 136 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Seize Times E-Commerce Co., Ltd. | Application Services LLC |
In-app purchases
Kiwa
- Viewra Visio Pro (1 Month)$2.991 Month
- Viewra Visio Pro (1 Year)$29.991 Year
- Viewra Visio Pro (Lifetime)$79.99
Pipe Flow Calculations
No in-app purchases
Questions
Is Kiwa free?
Is Pipe Flow Calculations free?
Do Kiwa or Pipe Flow Calculations have ads?
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