# ZeroFootprint vs Emo SWFT Charge

The clearest difference is iOS requirement: Emo SWFT Charge at 12.4 against ZeroFootprint's 16.6. On price, update cadence, 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.

ZeroFootprint ships an update every 7 months, Emo SWFT Charge every 8 months. The most recent releases landed on June 2, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | ZeroFootprint | Emo SWFT Charge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 8 months |
| Size | 97 MB | 92 MB |
| Requires iOS | 16.6 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Rocknetz Systems Private Limited](https://appshunter.io/developer/1698128502) | [Kazam EV Tech Pvt. Ltd.](https://appshunter.io/developer/1563868547) |

## What reviewers say

### ZeroFootprint

[App page](https://appshunter.io/ios/app/zerofootprint/id6449023899)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Emo SWFT Charge

[App page](https://appshunter.io/ios/app/emo-swft-charge/id6473427609)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is ZeroFootprint free?

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

### Is Emo SWFT Charge free?

Emo SWFT Charge is free to download, with no in-app purchases.

### Do ZeroFootprint or Emo SWFT Charge have ads?

Neither ZeroFootprint nor Emo SWFT Charge shows ads.

### Which is updated more often, ZeroFootprint or Emo SWFT Charge?

ZeroFootprint ships an update every 7 months, and Emo SWFT Charge every 8 months. Most recently, ZeroFootprint was updated on June 2, 2026 and Emo SWFT Charge on September 23, 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.*