# Onis POS vs Treelings

The clearest difference is ratings volume: Onis POS at 3 against Treelings's 1. Onis POS also leads on iOS requirement (13.0 vs 15.0). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Onis POS against 5.0 for Treelings. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Onis POS ships an update monthly, Treelings every 3 weeks. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Onis POS | Treelings |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/onis-pos/id1232097366/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/treelings/id1634761091/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 20 MB | 37 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Datacare LLC](https://appshunter.io/developer/1220811353) | [MEZORN LLC](https://appshunter.io/developer/415630461) |

## What reviewers say

### Onis POS

[App page](https://appshunter.io/ios/app/onis-pos/id1232097366)

This application simplifies sales operations for shops, markets, and service providers. It allows users to issue official tax receipts to customers and track sales data. Connect to any Bluetooth printer for easy receipt printing.

**Highlights:** Issue QR code receipts, Track sales data, Connect to Bluetooth printers, Email receipts to customers, Multiple payment options, Monitor sales to tax authorities, Works on smartphones and tablets

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

**In-app purchases:** none


### Treelings

[App page](https://appshunter.io/ios/app/treelings/id1634761091)

Plant trees in beautiful Mongolian landscapes with a few taps to protect the Earth. Each tree planted is nurtured and grown with care. Create groves in the name of family or community to increase participation and combat climate change.

**Highlights:** Plant trees virtually, Protect the Earth, Nurture and grow trees, Create community groves, Combat climate change

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

**In-app purchases:** none


## Frequently asked questions

### Is Onis POS free?

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

### Is Treelings free?

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

### Which has better reviews, Onis POS or Treelings?

Onis POS and Treelings are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Onis POS or Treelings have ads?

Neither Onis POS nor Treelings shows ads.

### Which is updated more often, Onis POS or Treelings?

Onis POS ships an update monthly, and Treelings every 3 weeks. Most recently, Onis POS was updated on October 24, 2026 and Treelings on October 8, 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.*