# MudLAB vs Mud fluid

The clearest difference is review sentiment: Mud fluid at 77% against MudLAB's 0%. Mud fluid also leads on price (Free vs $0.99) and update cadence (every 2 weeks vs every 52 months). MudLAB's advantage is in-app purchases (none vs 3) and chart position (#190 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Mud fluid is free to download; MudLAB costs $0.99 up front. Mud fluid sells 3 one-off in-app purchases. MudLAB asks for nothing beyond the download.

MudLAB ships an update every 52 months, Mud fluid every 2 weeks. The most recent releases landed on September 6, 2026 and June 24, 2026 respectively.

## The numbers

| Metric | MudLAB | Mud fluid |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 0.0% of reviews | **76.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#190** | — |
| Size | 2 MB | 9 MB |
| Requires iOS | 16.2 | **16.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [zhandos uakanov](https://appshunter.io/developer/625286817) | [Dmitry Pavlov](https://appshunter.io/developer/1582369829) |

## What reviewers say

### MudLAB

[App page](https://appshunter.io/ios/app/mudlab-mud-engineer-tool/id966173476)

**Currently charting:** #190 Top Paid · Reference (US App Store)

This app provides essential calculations and a comprehensive reference guide for oilfield operations. It offers quick access to critical data and tools, ensuring efficient and safe project execution for mud engineers and industry professionals.

**Highlights:** Effortless critical calculations, Comprehensive reference guide, Up-to-date API data, Real-world tested accuracy, Quick calculation for safety

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

**In-app purchases:** none


### Mud fluid

[App page](https://appshunter.io/ios/app/mud-fluid/id1582369827)

This app assists mud engineers with rapid calculations for wellbore flushing, including time and volume. It supports drilling intervals like surface casing and production casing, and can also compute solution weight and dilution. Metric units are currently available, with imperial units planned for a future update.

**Highlights:** Wellbore flushing time and volume calculation, Supports drilling intervals, Solution weight calculation, Dilution calculation, Metric units support

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tips | $0.99 | one-time |
| For cookies | $0.99 | one-time |
| For coffee | $4.99 | one-time |


## Frequently asked questions

### Is MudLAB free?

MudLAB costs $0.99, with no in-app purchases.

### Is Mud fluid free?

Mud fluid is free to download, with in-app purchases available.

### Do MudLAB or Mud fluid have ads?

Neither MudLAB nor Mud fluid shows ads.

### Which is updated more often, MudLAB or Mud fluid?

MudLAB ships an update every 52 months, and Mud fluid every 2 weeks. Most recently, MudLAB was updated on September 6, 2026 and Mud fluid on June 24, 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.*