# 555 Timer & Oscillators Pro vs Pico Projects PRO

The clearest difference is chart position: 555 Timer & Oscillators Pro at #193 against Pico Projects PRO's unranked. 555 Timer & Oscillators Pro also leads on price ($4.99 vs $5.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

555 Timer & Oscillators Pro costs $4.99 and Pico Projects PRO $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 555 Timer & Oscillators Pro | Pico Projects PRO |
| --- | --- | --- |
| Price | **$4.99** | $5.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Best chart rank | **#193** | — |
| Size | 22 MB | 38 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ALG Software Lab](https://appshunter.io/developer/1650561236) | [Zaw Win Myat](https://appshunter.io/developer/1800881321) |

## What reviewers say

### 555 Timer & Oscillators Pro

[App page](https://appshunter.io/ios/app/555-timer-and-oscillators-pro/id6504415162)

**Currently charting:** #193 Top Paid · Education (US App Store)

**Features:** Vision Pro support

**In-app purchases:** none


### Pico Projects PRO

[App page](https://appshunter.io/ios/app/pico-projects-pro/id6743360394)

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

**In-app purchases:** none


## Frequently asked questions

### Is 555 Timer & Oscillators Pro free?

555 Timer & Oscillators Pro costs $4.99, with no in-app purchases.

### Is Pico Projects PRO free?

Pico Projects PRO costs $5.99, with no in-app purchases.

### Do 555 Timer & Oscillators Pro or Pico Projects PRO have ads?

Neither 555 Timer & Oscillators Pro nor Pico Projects PRO shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*