# susGain vs ThirstyGo

The clearest difference is update cadence: ThirstyGo at every 3 weeks against susGain's every 2 months. ThirstyGo also leads on device support (4 vs 1). On price, review sentiment, 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.

susGain ships an update every 2 months, ThirstyGo every 3 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | susGain | ThirstyGo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/susgain/id1664494870/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 120 MB | 2 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [SUSGAIN PTE. LTD.](https://appshunter.io/developer/1509388903) | [LuYang Li](https://appshunter.io/developer/1711364387) |

## What reviewers say

### susGain

[App page](https://appshunter.io/ios/app/susgain/id1664494870)

This app helps users adopt sustainable habits by earning points for eco-friendly actions. Points can be redeemed to support charitable causes. It also allows for organizing community challenges to track collective impact.

**Highlights:** Adopt sustainable habits, Earn points for good actions, Redeem points for causes, Organize community challenges, Measure collective impact, Track steps via HealthKit (optional)

**Features:** Vision Pro support

**In-app purchases:** none


### ThirstyGo

[App page](https://appshunter.io/ios/app/thirstygo/id6469036530)

Locate clean drinking water sources globally with this app. It features a real-time map, GPS tracking, and community updates to help travelers, hikers, and anyone needing hydration find water nearby. Supports Apple Watch for convenient access.

**Highlights:** Real-time map of water locations, GPS-powered distance tracking, Community-driven updates, Apple Watch support, Global coverage, Long press for distant locations

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is susGain free?

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

### Is ThirstyGo free?

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

### Do susGain or ThirstyGo have ads?

Neither susGain nor ThirstyGo shows ads.

### Which is updated more often, susGain or ThirstyGo?

susGain ships an update every 2 months, and ThirstyGo every 3 weeks. Most recently, susGain was updated on October 30, 2026 and ThirstyGo on October 25, 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.*