# Deflection Lite vs Storage SlabBlu

The clearest difference is in-app purchases: Deflection Lite at none against Storage SlabBlu's 4. Storage SlabBlu's advantage is update cadence (every 4 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Storage SlabBlu sells 4 in-app purchases, starting at $19.99 per month. Deflection Lite asks for nothing beyond the download.

Deflection Lite ships an update every 3 months, Storage SlabBlu every 4 days. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Deflection Lite | Storage SlabBlu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (46 ratings)](https://appshunter.io/ios/app/deflection-lite/id974474071/reviews)** | — |
| Number of ratings | **46** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 108 MB | 12 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blue Ketchep](https://appshunter.io/developer/1131834248) | [Moises Antonio Martinez Lopez](https://appshunter.io/developer/1896521335) |

## What reviewers say

### Deflection Lite

[App page](https://appshunter.io/ios/app/deflection-lite/id974474071)

This app provides interactive and precise structural beam analysis. Easily visualize beam bending by dragging loads and supports, and calculate key engineering results like reactions, shear force, and bending moment.

**Highlights:** Interactive beam bending visualization, Calculate reactions, shear force, and bending moment, Built-in cross-section databases, Unlimited loads and supports, Export design to shareable permalink, Metric and standard units

**Features:** Vision Pro support

**In-app purchases:** none


### Storage SlabBlu

[App page](https://appshunter.io/ios/app/storage-slabblu/id6767926512)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plan Intermedio | $19.99 | per month |
| Plan Experto | $29.99 | per month |
| Plan Intermedio Anual | $229.00 | per year |
| Plan Experto Anual | $329.00 | per year |


## Frequently asked questions

### Is Deflection Lite free?

Deflection Lite is free to download, with no in-app purchases.

### Is Storage SlabBlu free?

Storage SlabBlu is free to download, with in-app purchases available.

### Do Deflection Lite or Storage SlabBlu have ads?

Neither Deflection Lite nor Storage SlabBlu shows ads.

### Which is updated more often, Deflection Lite or Storage SlabBlu?

Deflection Lite ships an update every 3 months, and Storage SlabBlu every 4 days. Most recently, Deflection Lite was updated on October 4, 2026 and Storage SlabBlu on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*