# SUSS Backpack vs GCMF

The clearest difference is update cadence: SUSS Backpack at every 2 months against GCMF's every 30 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.

SUSS Backpack ships an update every 2 months, GCMF every 30 months. The most recent releases landed on September 22, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | SUSS Backpack | GCMF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 30 months |
| Size | 104 MB | 17 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Singapore University of Social Sciences](https://appshunter.io/developer/531636317) | [PIXEL INC. MARKETING PTE. LTD.](https://appshunter.io/developer/1156776716) |

## What reviewers say

### SUSS Backpack

[App page](https://appshunter.io/ios/app/suss-backpack/id889899088)

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

**In-app purchases:** none


### GCMF

[App page](https://appshunter.io/ios/app/gcmf/id1119108363)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SUSS Backpack free?

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

### Is GCMF free?

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

### Do SUSS Backpack or GCMF have ads?

Neither SUSS Backpack nor GCMF shows ads.

### Which is updated more often, SUSS Backpack or GCMF?

SUSS Backpack ships an update every 2 months, and GCMF every 30 months. Most recently, SUSS Backpack was updated on September 22, 2026 and GCMF on September 16, 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.*