# susGain vs HeyMax

The clearest difference is ads: susGain at none against HeyMax's shown. susGain also leads on review sentiment (100% vs 71%) and monetization model (free vs ad-supported). HeyMax's advantage is update cadence (fortnightly vs every 2 months). On price, in-app purchases, device support and iOS requirement 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, HeyMax fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | susGain | HeyMax |
| --- | --- | --- |
| 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** | 70.5% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free** | Ad-supported |
| Size | 120 MB | 158 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [SUSGAIN PTE. LTD.](https://appshunter.io/developer/1509388903) | [MAX NOW PTE LTD](https://appshunter.io/developer/1701399619) |

## 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


### HeyMax

[App page](https://appshunter.io/ios/app/heymax-stack-miles-and-rewards/id6458735907)

Earn extra travel miles on everyday purchases and bookings. Convert these miles into points for over 30 airline and hotel programs, or use them for flights on any airline. Miles never expire and there are no hidden fees.

**Highlights:** Earn miles on shopping, travel, and vouchers, Convert miles to 30+ airline/hotel loyalty programs, Redeem miles for flights on any airline, Miles never expire, No hidden fees, Shop through 300+ partner brands

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

**In-app purchases:** none


## Frequently asked questions

### Is susGain free?

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

### Is HeyMax free?

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

### Do susGain or HeyMax have ads?

HeyMax shows ads; susGain does not.

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

susGain ships an update every 2 months, and HeyMax fortnightly. Most recently, susGain was updated on November 3, 2026 and HeyMax on November 3, 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.*