# Simple Router vs Custo3D

The clearest difference is update cadence: Custo3D at monthly against Simple Router's every 7 months. Simple Router's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Router sells 2 in-app purchases, starting at $3.99 per month and Custo3D sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Simple Router ships an update every 7 months, Custo3D monthly. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Simple Router | Custo3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/custo3d/id6776867403/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | — | Freemium |
| Size | 94 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Paulo Coutinho](https://appshunter.io/developer/659252104) | [Bruno Amaral](https://appshunter.io/developer/1893194070) |

## What reviewers say

### Simple Router

[App page](https://appshunter.io/ios/app/simple-router/id6748326500)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | per month |
| Premium | $19.99 | per year |


### Custo3D

[App page](https://appshunter.io/ios/app/custo3d/id6776867403)

Calculate the precise cost of 3D prints, factoring in materials, electricity, printer wear, labor, and profit margin. Generate professional proposals for clients instantly. Supports multiple printer profiles and offline access.

**Highlights:** Full cost calculation (material, energy, depreciation, labor, profit), Multiple printer profiles (FDM/resin), Offline quote saving, Commercial proposal generation, Live Bambu printer monitoring, MakerWorld print integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custo3D Pro — Monthly | $1.99 | per month |
| Custo3D Pro — Yearly | $11.99 | per year |


## Frequently asked questions

### Is Simple Router free?

Simple Router is free to download, with in-app purchases available.

### Is Custo3D free?

Custo3D is free to download, with in-app purchases available.

### Do Simple Router or Custo3D have ads?

Neither Simple Router nor Custo3D shows ads.

### Which is updated more often, Simple Router or Custo3D?

Simple Router ships an update every 7 months, and Custo3D monthly. Most recently, Simple Router was updated on October 12, 2026 and Custo3D on October 6, 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.*