# Spraybook vs Air Log

The clearest difference is in-app purchases: Air Log at none against Spraybook's 4. Air Log also leads on update cadence (weekly vs every 2 months) and iOS requirement (13.4 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. Spraybook sells 3 in-app purchases, starting at $14.99 per month. Air Log asks for nothing beyond the download.

Spraybook ships an update every 2 months, Air Log weekly. Both last shipped on November 4, 2026.

## The numbers

| Metric | Spraybook | Air Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (24 ratings)](https://appshunter.io/ios/app/spraybook-spray-record-diary/id6501974719/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Freemium | — |
| Size | 95 MB | 28 MB |
| Requires iOS | 16.6 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Georgios Koukouris](https://appshunter.io/developer/1723464994) | [Iceberg Content Management Systems Pty Ltd](https://appshunter.io/developer/1787748228) |

## What reviewers say

### Spraybook

[App page](https://appshunter.io/ios/app/spraybook-spray-record-diary/id6501974719)

This app helps farmers and professionals meticulously log chemical applications for regulatory compliance. It offers quick record entry, weather data integration, and offline functionality with cloud sync. Streamline your spray management and ensure accurate record-keeping.

**Highlights:** Accurate spray record creation, Digital spray diary, Single-screen record entry, Offline functionality with cloud sync, Chemical tracker and compliance reports, Save product mixes, Export records easily

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spraybook Pro Monthly | $14.99 | per month |
| Spraybook Pro Annual | $69.99 | per year |
| Spraybook Pro Annual | $89.99 | per year |


### Air Log

[App page](https://appshunter.io/ios/app/air-log/id6667101677)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spraybook free?

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

### Is Air Log free?

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

### Do Spraybook or Air Log have ads?

Neither Spraybook nor Air Log shows ads.

### Which is updated more often, Spraybook or Air Log?

Spraybook ships an update every 2 months, and Air Log weekly. Most recently, Spraybook was updated on November 4, 2026 and Air Log on November 4, 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.*