# iEasyLab vs 555 Timer & Oscillators Guide

The clearest difference is update cadence: 555 Timer & Oscillators Guide at every 4 months against iEasyLab's every 8 months. iEasyLab's advantage is iOS requirement (12.0 vs 17.0). 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.

iEasyLab ships an update every 8 months, 555 Timer & Oscillators Guide every 4 months. The most recent releases landed on November 11, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | iEasyLab | 555 Timer & Oscillators Guide |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Size | 34 MB | 20 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Festo Didactic SE](https://appshunter.io/developer/570174144) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### iEasyLab

[App page](https://appshunter.io/ios/app/ieasylab/id879021926)

**In-app purchases:** none


### 555 Timer & Oscillators Guide

[App page](https://appshunter.io/ios/app/555-timer-and-oscillators-guide/id6504487994)

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

**In-app purchases:** none


## Frequently asked questions

### Is iEasyLab free?

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

### Is 555 Timer & Oscillators Guide free?

555 Timer & Oscillators Guide is free to download, with no in-app purchases.

### Do iEasyLab or 555 Timer & Oscillators Guide have ads?

Neither iEasyLab nor 555 Timer & Oscillators Guide shows ads.

### Which is updated more often, iEasyLab or 555 Timer & Oscillators Guide?

iEasyLab ships an update every 8 months, and 555 Timer & Oscillators Guide every 4 months. Most recently, iEasyLab was updated on November 11, 2026 and 555 Timer & Oscillators Guide on November 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.*