# Suver2020 vs Green Science

The clearest difference is update cadence: Suver2020 at every 10 days against Green Science's every 2 months. Suver2020 also leads on iOS requirement (9.0 vs 15.5). 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.

Suver2020 ships an update every 10 days, Green Science every 2 months. The most recent releases landed on October 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Suver2020 | Green Science |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 11.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free | — |
| Size | 76 MB | 57 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oryaz A.Ş](https://appshunter.io/developer/1535012592) | [ZEY ENERJI SANAYI VE TICARET ANONIM SIRKETI](https://appshunter.io/developer/1772906289) |

## What reviewers say

### Suver2020

[App page](https://appshunter.io/ios/app/suver2020/id1535012590)

This utility app allows users to purchase water for their smart water meters via mobile payment. It also enables management of water subscriptions and accounts.

**Highlights:** Mobile water purchase, Smart meter integration, Subscription management, Account management, Secure mobile payment

**Features:** macOS Compatibility

**In-app purchases:** none


### Green Science

[App page](https://appshunter.io/ios/app/green-science/id6736655887)

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

**In-app purchases:** none


## Frequently asked questions

### Is Suver2020 free?

Suver2020 is free to download, with no in-app purchases.

### Is Green Science free?

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

### Do Suver2020 or Green Science have ads?

Neither Suver2020 nor Green Science shows ads.

### Which is updated more often, Suver2020 or Green Science?

Suver2020 ships an update every 10 days, and Green Science every 2 months. Most recently, Suver2020 was updated on October 2, 2026 and Green Science on October 24, 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.*