# INVT Pump vs Grid Zero

The clearest difference is update cadence: Grid Zero at weekly against INVT Pump's every 4 months. INVT Pump's advantage is iOS requirement (9.0 vs 15.1). 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.

INVT Pump ships an update every 4 months, Grid Zero weekly. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | INVT Pump | Grid Zero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 46 MB | 55 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳市英威腾电气股份有限公司](https://appshunter.io/developer/1012943436) | [Gridzero](https://appshunter.io/developer/1896484252) |

## What reviewers say

### INVT Pump

[App page](https://appshunter.io/ios/app/invt-pump/id1148890283)

**Features:** macOS Compatibility

**In-app purchases:** none


### Grid Zero

[App page](https://appshunter.io/ios/app/grid-zero/id6767530347)

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

**In-app purchases:** none


## Frequently asked questions

### Is INVT Pump free?

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

### Is Grid Zero free?

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

### Do INVT Pump or Grid Zero have ads?

Neither INVT Pump nor Grid Zero shows ads.

### Which is updated more often, INVT Pump or Grid Zero?

INVT Pump ships an update every 4 months, and Grid Zero weekly. Most recently, INVT Pump was updated on October 26, 2026 and Grid Zero on October 28, 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.*