# PaperCrate vs Electronics Reference Toolkit

The clearest difference is update cadence: PaperCrate at daily against Electronics Reference Toolkit's fortnightly. Electronics Reference Toolkit's advantage is iOS requirement (16.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

PaperCrate ships an update daily, Electronics Reference Toolkit fortnightly. The most recent releases landed on September 5, 2026 and July 16, 2026 respectively.

## The numbers

| Metric | PaperCrate | Electronics Reference Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (7 ratings)](https://appshunter.io/ios/app/electronics-reference-toolkit/id6757098692/reviews)** |
| Number of ratings | — | **7** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Fortnightly |
| Monetization | — | Free |
| Size | 4 MB | 7 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Tsao](https://appshunter.io/developer/1807715798) | [Ha Do Thi Thu](https://appshunter.io/developer/1707030622) |

## What reviewers say

### PaperCrate

[App page](https://appshunter.io/ios/app/papercrate-ai-scan-and-chat/id6755945959)

**Features:** macOS Compatibility

**In-app purchases:** none


### Electronics Reference Toolkit

[App page](https://appshunter.io/ios/app/electronics-reference-toolkit/id6757098692)

This app provides a comprehensive suite of tools for electronics calculations and reference. It includes calculators for resistors, LEDs, capacitors, and voltage dividers, along with a unit converter and transistor database. Designed for speed and offline use, it's ideal for students, hobbyists, and engineers.

**Highlights:** Resistor Calculator (4/5 band), Ohm's Law Calculator, LED Resistor Calculator, Capacitor Decoder, Voltage Divider Calculator, Unit Converter, Transistor Reference

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PaperCrate free?

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

### Is Electronics Reference Toolkit free?

Electronics Reference Toolkit is free to download, with no in-app purchases.

### Do PaperCrate or Electronics Reference Toolkit have ads?

Neither PaperCrate nor Electronics Reference Toolkit shows ads.

### Which is updated more often, PaperCrate or Electronics Reference Toolkit?

PaperCrate ships an update daily, and Electronics Reference Toolkit fortnightly. Most recently, PaperCrate was updated on September 5, 2026 and Electronics Reference Toolkit on July 16, 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.*