# ONTREE 지구를 지키는 작은 습관 온트리 vs First Hello

The clearest difference is update cadence: First Hello at every 3 days against ONTREE 지구를 지키는 작은 습관 온트리's every 3 weeks. 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.

ONTREE 지구를 지키는 작은 습관 온트리 ships an update every 3 weeks, First Hello every 3 days. The most recent releases landed on September 30, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ONTREE 지구를 지키는 작은 습관 온트리 | First Hello |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 37 MB | 32 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Kyungran Kim](https://appshunter.io/developer/1443699006) | [MinKeon Kim](https://appshunter.io/developer/6799641315) |

## What reviewers say

### ONTREE 지구를 지키는 작은 습관 온트리

[App page](https://appshunter.io/ios/app/ontree/id1610045371)

Cultivate eco-friendly habits by completing environmental missions and tracking your progress. Earn points to plant real trees and see your positive impact on the planet. Join your family and friends in collective environmental action.

**Highlights:** Complete 12 environmental missions, Earn points for missions and check-ins, Plant real trees with earned points, Track carbon reduction, View rankings among friends and groups, Participate in offline and online events

**Features:** macOS Compatibility

**In-app purchases:** none


### First Hello

[App page](https://appshunter.io/ios/app/first-hello-new-dad-checklist/id6799641313)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ONTREE 지구를 지키는 작은 습관 온트리 free?

ONTREE 지구를 지키는 작은 습관 온트리 is free to download, with no in-app purchases.

### Is First Hello free?

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

### Do ONTREE 지구를 지키는 작은 습관 온트리 or First Hello have ads?

Neither ONTREE 지구를 지키는 작은 습관 온트리 nor First Hello shows ads.

### Which is updated more often, ONTREE 지구를 지키는 작은 습관 온트리 or First Hello?

ONTREE 지구를 지키는 작은 습관 온트리 ships an update every 3 weeks, and First Hello every 3 days. Most recently, ONTREE 지구를 지키는 작은 습관 온트리 was updated on September 30, 2026 and First Hello on October 16, 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.*