# Greenlight vs Project 61

The clearest difference is update cadence: Project 61 at every 10 days against Greenlight's every 18 months. Project 61 also leads on iOS requirement (14.0 vs 17.2). 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.

Greenlight ships an update every 18 months, Project 61 every 10 days. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Greenlight | Project 61 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/project-61/id6739217992/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 339 MB | 86 MB |
| Requires iOS | 17.2 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Design Interactive Inc.](https://appshunter.io/developer/941250876) | [Offshift, Inc](https://appshunter.io/developer/1739401742) |

## What reviewers say

### Greenlight

[App page](https://appshunter.io/ios/app/greenlight-optimize-your-day/id6443505421)

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

**In-app purchases:** none


### Project 61

[App page](https://appshunter.io/ios/app/project-61/id6739217992)

This app provides personalized health coaching and custom wellness programs designed for truck drivers. It helps users navigate healthcare, find healthier options on the road, and improve their overall well-being. Access is exclusively through employer partnerships.

**Highlights:** Personalized health coaching, Custom health programs, Healthcare navigation, Benefits assistance, Proven health results, Designed for trucking lifestyle

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

**In-app purchases:** none


## Frequently asked questions

### Is Greenlight free?

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

### Is Project 61 free?

Project 61 is free to download, with no in-app purchases.

### Do Greenlight or Project 61 have ads?

Neither Greenlight nor Project 61 shows ads.

### Which is updated more often, Greenlight or Project 61?

Greenlight ships an update every 18 months, and Project 61 every 10 days. Most recently, Greenlight was updated on October 11, 2026 and Project 61 on September 30, 2026.

---

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