# Saybolt Directory vs Easy PIR

The clearest difference is update cadence: Saybolt Directory at every 6 months against Easy PIR's every 14 months. Easy PIR's advantage is iOS requirement (12.0 vs 14.7). 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.

Saybolt Directory ships an update every 6 months, Easy PIR every 14 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | Saybolt Directory | Easy PIR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 14 months |
| Size | 5 MB | 2 MB |
| Requires iOS | 14.7 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Saybolt International B.V.](https://appshunter.io/developer/493919167) | [LA PETROLIFERA ITALO RUMENA SPA](https://appshunter.io/developer/705247706) |

## What reviewers say

### Saybolt Directory

[App page](https://appshunter.io/ios/app/saybolt-directory/id613093726)

**In-app purchases:** none


### Easy PIR

[App page](https://appshunter.io/ios/app/easy-pir/id705247703)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Saybolt Directory free?

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

### Is Easy PIR free?

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

### Do Saybolt Directory or Easy PIR have ads?

Neither Saybolt Directory nor Easy PIR shows ads.

### Which is updated more often, Saybolt Directory or Easy PIR?

Saybolt Directory ships an update every 6 months, and Easy PIR every 14 months. Most recently, Saybolt Directory was updated on October 26, 2026 and Easy PIR on October 26, 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.*