# Rocket Tracker vs Lubriserv coolant control

The clearest difference is review sentiment: Rocket Tracker at 100% against Lubriserv coolant control's 50%. Lubriserv coolant control's advantage is update cadence (every 5 months vs every 62 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Rocket Tracker ships an update every 62 months, Lubriserv coolant control every 5 months. The most recent releases landed on August 31, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Rocket Tracker | Lubriserv coolant control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/rocket-tracker/id455751461/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 62 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 11 MB | 74 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jakob Adams](https://appshunter.io/developer/1268480296) | [Cotswold Chemicals and Lubricants Limited](https://appshunter.io/developer/1187229961) |

## What reviewers say

### Rocket Tracker

[App page](https://appshunter.io/ios/app/rocket-tracker/id455751461)

This app helps model and high-power rocketeers meticulously track their rocket collections. Log physical details, engine compatibility, launch history, and repair needs. It also cross-references engines to compatible rockets, simplifying engine management.

**Highlights:** Track rocket physical characteristics, Log engine compatibility, Record launch history and engines used, Manage rocket repair needs, Cross-reference engines to compatible rockets

**Features:** Vision Pro support

**In-app purchases:** none


### Lubriserv coolant control

[App page](https://appshunter.io/ios/app/lubriserv-coolant-control/id1187229962)

This app helps manage metalworking fluids for CNC machines by tracking parameters like concentration and pH. It provides trend analysis and graphical reports to optimize coolant condition, reduce contamination, and prolong fluid life. Implementing this program can lead to cost reduction and improved operator health and safety.

**Highlights:** Input metalworking fluid parameters, Track concentration, pH, and bacteria, Interrogate for trends and graphical reports, Minimize contamination, Prolong coolant life, Reduce disposal frequency, Improve health and safety

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rocket Tracker free?

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

### Is Lubriserv coolant control free?

Lubriserv coolant control is free to download, with no in-app purchases.

### Do Rocket Tracker or Lubriserv coolant control have ads?

Neither Rocket Tracker nor Lubriserv coolant control shows ads.

### Which is updated more often, Rocket Tracker or Lubriserv coolant control?

Rocket Tracker ships an update every 62 months, and Lubriserv coolant control every 5 months. Most recently, Rocket Tracker was updated on August 31, 2026 and Lubriserv coolant control on June 1, 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.*