# Unolo vs GreenMark

The clearest difference is device support: GreenMark at 3 against Unolo's 1. GreenMark also leads on iOS requirement (11.0 vs 16.1). 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.

## The numbers

| Metric | Unolo | GreenMark |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free | — |
| Size | 251 MB | 47 MB |
| Requires iOS | 16.1 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Smartsense Technologies Private Limited](https://appshunter.io/developer/1180561650) | [Infonet Comm Enterprises Private Limited](https://appshunter.io/developer/1709788938) |

## What reviewers say

### Unolo

[App page](https://appshunter.io/ios/app/unolo/id1375541672)

This app helps employees track attendance, initiate client meetings, and manage ad hoc tasks. It also facilitates photo uploads and form submissions for streamlined workflow management.

**Highlights:** Mark attendance, Start client meetings, Start ad hoc tasks, Upload photos, Fill in forms

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

**In-app purchases:** none


### GreenMark

[App page](https://appshunter.io/ios/app/greenmark/id6736746654)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unolo free?

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

### Is GreenMark free?

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

### Do Unolo or GreenMark have ads?

Neither Unolo nor GreenMark shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*