iSectionLite vs BrainDump
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iSectionLite
This engineering app calculates mechanical and structural properties for built-up section members. It supports various international steel shapes and allows input and output in both metric and imperial units.
- Calculates moment of inertia, modulus of section, radius of gyration, area, and weight
- Supports European, American, Canadian, and British steel shapes
- Input and output in mm or inch units
- Calculations in principal axes
- Light version with limitations on hot rolled library and flange dimensions
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iSection: For all structural engineers, steel designers, mechanical engineers: This engineering application for the iPhone or the iPod Touch calculates the mechanical and structural properties of three-plate built up section members. That includes moment of inertia, modulus of section, radius of gyration, area and weight. The calculations are done in both principal axes. This program is particularly useful for analysis and design of indeterminate structures and for calculating actual and allowable (permissible) stresses of structural members (beams, columns, etc.). The input is top flange width, top flange thickness, bottom flange width, bottom flange thickness, web depth and web thickness. The top flange and bottom flange dimensions can vary. You can select a section from a large library of hot rolled shapes: European IPE, HEA, HEB, HEM and American W shapes Canadian W metric shapes and British universal beams and columns (UB and UC shapes). More shapes from other countries will be added in the next releases. The input can be in mm or inch units, the output of area, Ixx, Sxx, Sxt, Sxb, Iyy, Iyt, Iyb, Syy rx, ry, rt, rb, Syt, Syb, depth and neutral axis can be displayed in mm or inch units. The weight can be displayed in kg/m or Lb/ft. This is a light version with limitations: The hot rolled library contains selected American shapes only and the built up section can have only equal top and bottom flanges. For the full version see iSection in the App Store. See also iConcrete in the App Store which designs single and double reinforced concrete rectangular and T beams.
BrainDump
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**Capture Everything. Friction Nothing.** BrainDump is the "Zero Resistance" voice capture tool designed specifically for neurodivergent brains (ADHD, Dyslexia) and anyone who values speed. Stop struggling with typing, organizing, and navigating complex menus just to save a thought. Just tap the giant button and speak. BrainDump handles the rest. **CORTEX-M1 INTELLIGENCE** Our local AI engine runs entirely on your device to understand your voice in real-time. It automatically detects: - Events & Appointments - Reminders & deadlines - Todo items - Random ideas **ZERO PRIVACY COMPROMISE** - **100% On-Device Processing**: Your voice and data never leave your phone. - **No Account Required**: Start using immediately. - **iCloud Sync**: Securely sync across devices using your own private iCloud. **KEY FEATURES** - **Instant Capture**: One tap to start recording. - **Auto-Export**: Automatically syncs recognized events to your iOS Calendar and Reminders. - **Day Grid**: A visual "Today" view to see what you've captured. - **Neo-Brutalist Design**: High contrast, big interactions, zero clutter. **PRO FEATURES** - Unlimited voice captures (Free tier: 3/day) - Advanced AI extraction models - Priority processing - Support independent development **Designed for the neurospicy brain. Unload your mind, keep your focus.** Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: iSectionLite at none against BrainDump's 3. iSectionLite also leads on iOS requirement (8.0 vs 17.0). BrainDump's advantage is update cadence (every 2 months vs every 46 months). 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. BrainDump sells 3 in-app purchases, starting at $1.99 per month. iSectionLite asks for nothing beyond the download.
iSectionLite ships an update every 46 months, BrainDump every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | iSectionLite | BrainDump |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (12 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 46 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 0 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | ahmj | 鹏程 刘 |
In-app purchases
iSectionLite
No in-app purchases
BrainDump
- BrainDump Pro$1.991 Month
- BrainDump Pro$19.991 Year
- BrainDump Lifetime$49.99









