# GreenGrid vs Auction Operation App

GreenGrid and Auction Operation App are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GreenGrid ships an update every 3 weeks, Auction Operation App every 5 weeks. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | GreenGrid | Auction Operation App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/greengrid/id1528132132/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | — |
| Size | 103 MB | 34 MB |
| Requires iOS | **15** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Greengrid Power Technology Co., Ltd.](https://appshunter.io/developer/1528132134) | [AUCTION OPERATION (PTY) LTD](https://appshunter.io/developer/1450390015) |

## What reviewers say

### GreenGrid

[App page](https://appshunter.io/ios/app/greengrid/id1528132132)

This app facilitates global trading and value chain management for power equipment and components within the smart grid, T&D, and new energy sectors. It offers a marketplace for suppliers and purchasers, product solutions, customization, quality control, and supply chain services.

**Highlights:** Global power equipment trading, Smart grid and new energy focus, Customized product solutions, Supplier pre-qualification and quality control, Real-time order tracking, Supply chain and financing services

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

**In-app purchases:** none


### Auction Operation App

[App page](https://appshunter.io/ios/app/auction-operation-app/id6758557048)

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

**In-app purchases:** none


## Frequently asked questions

### Is GreenGrid free?

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

### Is Auction Operation App free?

Auction Operation App is free to download, with no in-app purchases.

### Do GreenGrid or Auction Operation App have ads?

Neither GreenGrid nor Auction Operation App shows ads.

### Which is updated more often, GreenGrid or Auction Operation App?

GreenGrid ships an update every 3 weeks, and Auction Operation App every 5 weeks. Most recently, GreenGrid was updated on October 6, 2026 and Auction Operation App on October 9, 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.*