# IES ShapeDB vs LFunCalc

The clearest difference is iOS requirement: IES ShapeDB at 9.3 against LFunCalc's 13.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IES ShapeDB ships an update every 7 months, LFunCalc every 5 months. The most recent releases landed on June 25, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | IES ShapeDB | LFunCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ies-shapedb/id1068309510/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 81 MB | 46 MB |
| Requires iOS | **9.3** | 13.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INTEGRATED ENGINEERING SOFTWARE INC](https://appshunter.io/developer/1068309509) | [NOBORU IMAI](https://appshunter.io/developer/896071356) |

## What reviewers say

### IES ShapeDB

[App page](https://appshunter.io/ios/app/ies-shapedb/id1068309510)

Access a comprehensive database of over 18,000 structural shapes and their engineering properties. Perform simple beam and column stress analysis for various materials like steel, wood, aluminum, rebar, and cables. Ideal for field use by engineers.

**Highlights:** 18,000+ structural shapes, Engineering properties database, Simple beam stress analysis, Column stress analysis, Supports steel, wood, aluminum, rebar, cables, Calculates bending and combined stresses

**Features:** macOS Compatibility

**In-app purchases:** none


### LFunCalc

[App page](https://appshunter.io/ios/app/lfuncalc/id1501273046)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IES ShapeDB free?

IES ShapeDB is free to download, with no in-app purchases.

### Is LFunCalc free?

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

### Do IES ShapeDB or LFunCalc have ads?

Neither IES ShapeDB nor LFunCalc shows ads.

### Which is updated more often, IES ShapeDB or LFunCalc?

IES ShapeDB ships an update every 7 months, and LFunCalc every 5 months. Most recently, IES ShapeDB was updated on June 25, 2026 and LFunCalc on September 9, 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.*