# ZeroFootprint vs Drive by GridFlow

The clearest difference is ads: ZeroFootprint at none against Drive by GridFlow's shown. Drive by GridFlow's advantage is update cadence (monthly vs every 7 months) and iOS requirement (12.4 vs 16.6). On price, 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.

ZeroFootprint ships an update every 7 months, Drive by GridFlow monthly. The most recent releases landed on June 2, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | ZeroFootprint | Drive by GridFlow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Monthly** |
| Size | 97 MB | 95 MB |
| Requires iOS | 16.6 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Rocknetz Systems Private Limited](https://appshunter.io/developer/1698128502) | [EatHealthy](https://appshunter.io/developer/1749840979) |

## What reviewers say

### ZeroFootprint

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

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Drive by GridFlow

[App page](https://appshunter.io/ios/app/drive-by-gridflow/id6752283082)

**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 Drive by GridFlow free?

Drive by GridFlow is free to download, with no in-app purchases.

### Do ZeroFootprint or Drive by GridFlow have ads?

Drive by GridFlow shows ads; ZeroFootprint does not.

### Which is updated more often, ZeroFootprint or Drive by GridFlow?

ZeroFootprint ships an update every 7 months, and Drive by GridFlow monthly. Most recently, ZeroFootprint was updated on June 2, 2026 and Drive by GridFlow on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*