# PmPilot vs Schematic

The clearest difference is device support: PmPilot at 3 against Schematic's 1. PmPilot also leads on iOS requirement (15.1 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PmPilot sells 2 in-app purchases, starting at $21.00 per 3 months and Schematic sells 2 in-app purchases, starting at $69.99 per year. Whichever you choose, the download price is not the number that matters.

PmPilot ships an update every 9 days, Schematic every 5 days. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PmPilot | Schematic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (26 ratings)](https://appshunter.io/ios/app/schematic-how-things-work/id6801988976/reviews)** |
| Number of ratings | — | **26** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 5 days** |
| Monetization | — | Freemium |
| Size | 35 MB | 205 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Collabry](https://appshunter.io/developer/1797556310) | [Pavlo Dobronos](https://appshunter.io/developer/1879939696) |

## What reviewers say

### PmPilot

[App page](https://appshunter.io/ios/app/pmpilot/id6756896208)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Month Premium | $21.00 | per 3 months |
| Unlimited Premium | $149.99 | one-time |


### Schematic

[App page](https://appshunter.io/ios/app/schematic-how-things-work/id6801988976)

Learn about the everyday systems you interact with, from electricity and plumbing to home appliances and engineering principles. Short, engaging lessons with visual diagrams and quick quizzes help you understand how things work.

**Highlights:** Short, 2-minute lessons, Self-drawing diagrams, On-screen captions, Three-question quizzes, Covers electricity, plumbing, appliances, and engineering, No account required, Progress saved locally

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $69.99 | per year |
| Yearly | $69.99 | per year |


## Frequently asked questions

### Is PmPilot free?

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

### Is Schematic free?

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

### Do PmPilot or Schematic have ads?

Neither PmPilot nor Schematic shows ads.

### Which is updated more often, PmPilot or Schematic?

PmPilot ships an update every 9 days, and Schematic every 5 days. Most recently, PmPilot was updated on October 11, 2026 and Schematic on October 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.*