# greenGENE vs OTA Programmer

The clearest difference is update cadence: greenGENE at monthly against OTA Programmer's every 5 months. 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.

greenGENE ships an update monthly, OTA Programmer every 5 months. The most recent releases landed on June 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | greenGENE | OTA Programmer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | — |
| Size | 19 MB | 24 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Quacito LLC](https://appshunter.io/developer/631959735) | [Head Watersports S.p.A.](https://appshunter.io/developer/1193522423) |

## What reviewers say

### greenGENE

[App page](https://appshunter.io/ios/app/greengene/id1429856765)

This app promotes environmental awareness and capacity building for organized tree planting. It leverages technology to provide data for plantation planning and allows users to gift trees, volunteer for planting, and track tree maintenance.

**Highlights:** Organized plantation planning, Environmental sensitization, Tree gifting with QR codes, Volunteer opportunities, Tree status and maintenance tracking, Eco-balance promotion

**In-app purchases:** none


### OTA Programmer

[App page](https://appshunter.io/ios/app/ota-programmer/id1600090033)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is greenGENE free?

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

### Is OTA Programmer free?

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

### Do greenGENE or OTA Programmer have ads?

Neither greenGENE nor OTA Programmer shows ads.

### Which is updated more often, greenGENE or OTA Programmer?

greenGENE ships an update monthly, and OTA Programmer every 5 months. Most recently, greenGENE was updated on June 24, 2026 and OTA Programmer on September 18, 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.*