# DPL Safety vs CheckTrees

The clearest difference is update cadence: CheckTrees at every 9 months against DPL Safety's every 36 months. DPL Safety's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 14.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DPL Safety ships an update every 36 months, CheckTrees every 9 months. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | DPL Safety | CheckTrees |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 9 months** |
| Size | 10 MB | 23 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cenango Financial, LLC](https://appshunter.io/developer/626142722) | [SAFE TREES, s.r.o.](https://appshunter.io/developer/1529739774) |

## What reviewers say

### DPL Safety

[App page](https://appshunter.io/ios/app/dpl-safety/id1521200992)

**Features:** macOS Compatibility

**In-app purchases:** none


### CheckTrees

[App page](https://appshunter.io/ios/app/checktrees/id1529739772)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DPL Safety free?

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

### Is CheckTrees free?

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

### Do DPL Safety or CheckTrees have ads?

Neither DPL Safety nor CheckTrees shows ads.

### Which is updated more often, DPL Safety or CheckTrees?

DPL Safety ships an update every 36 months, and CheckTrees every 9 months. Most recently, DPL Safety was updated on September 21, 2026 and CheckTrees on September 10, 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.*