# Procol Bid vs TracX by LustreX

The clearest difference is iOS requirement: Procol Bid at 13.0 against TracX by LustreX's 15.1. 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.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Procol Bid | TracX by LustreX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 45 MB | 56 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Procol Tech Private Limited](https://appshunter.io/developer/1460532874) | [LustreX Technologies Pvt Ltd.](https://appshunter.io/developer/1895560044) |

## What reviewers say

### Procol Bid

[App page](https://appshunter.io/ios/app/procol-bid/id1464600155)

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

**In-app purchases:** none


### TracX by LustreX

[App page](https://appshunter.io/ios/app/tracx-by-lustrex/id6763930723)

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

**In-app purchases:** none


## Frequently asked questions

### Is Procol Bid free?

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

### Is TracX by LustreX free?

TracX by LustreX is free to download, with no in-app purchases.

### Do Procol Bid or TracX by LustreX have ads?

Neither Procol Bid nor TracX by LustreX shows ads.

### Which is updated more often, Procol Bid or TracX by LustreX?

Procol Bid ships an update every 2 weeks, and TracX by LustreX every 2 weeks. Most recently, Procol Bid was updated on November 3, 2026 and TracX by LustreX on October 31, 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.*