# Planner Days vs Safety Observer 3.0

The clearest difference is update cadence: Safety Observer 3.0 at monthly against Planner Days's every 13 months. Planner Days's advantage is iOS requirement (14.0 vs 16.4). 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.

Planner Days ships an update every 13 months, Safety Observer 3.0 monthly. The most recent releases landed on October 14, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Planner Days | Safety Observer 3.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Monthly** |
| Size | 48 MB | 37 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [VisitHerning](https://appshunter.io/developer/1458596473) | [The National Research Centre for the Working Environment](https://appshunter.io/developer/1456795250) |

## What reviewers say

### Planner Days

[App page](https://appshunter.io/ios/app/planner-days/id1617599623)

**Features:** macOS Compatibility

**In-app purchases:** none


### Safety Observer 3.0

[App page](https://appshunter.io/ios/app/safety-observer-30/id1671123027)

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

**In-app purchases:** none


## Frequently asked questions

### Is Planner Days free?

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

### Is Safety Observer 3.0 free?

Safety Observer 3.0 is free to download, with no in-app purchases.

### Do Planner Days or Safety Observer 3.0 have ads?

Neither Planner Days nor Safety Observer 3.0 shows ads.

### Which is updated more often, Planner Days or Safety Observer 3.0?

Planner Days ships an update every 13 months, and Safety Observer 3.0 monthly. Most recently, Planner Days was updated on October 14, 2026 and Safety Observer 3.0 on September 25, 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.*