# CEMPRO Lite vs Directional Survey Methods

The clearest difference is update cadence: CEMPRO Lite at every 2 months against Directional Survey Methods's every 50 months. CEMPRO Lite also leads on iOS requirement (7.0 vs 12.0). 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.

CEMPRO Lite ships an update every 2 months, Directional Survey Methods every 50 months. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | CEMPRO Lite | Directional Survey Methods |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/cempro-lite/id1116681742/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 50 months |
| Monetization | Free | — |
| Size | 12 MB | 7 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pegasus Vertex, Inc.](https://appshunter.io/developer/954796003) | [Carlos Moura](https://appshunter.io/developer/407501202) |

## What reviewers say

### CEMPRO Lite

[App page](https://appshunter.io/ios/app/cempro-lite/id1116681742)

This app simplifies complex wellbore calculations for cementing jobs. It allows users to quickly and accurately determine slurry volumes and visualize wellbore schematics with fluids. The tool helps create realistic casing strings and understand cementing processes more effectively.

**Highlights:** Slurry volume calculations, Wellbore schematic visualization, Realistic casing/working string creation, Fluid location and pumping volume specification, Handles up to 10 pipe sections, Supports up to 10 circulating fluids

**Features:** macOS Compatibility

**In-app purchases:** none


### Directional Survey Methods

[App page](https://appshunter.io/ios/app/directional-survey-methods/id1130800392)

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

**In-app purchases:** none


## Frequently asked questions

### Is CEMPRO Lite free?

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

### Is Directional Survey Methods free?

Directional Survey Methods is free to download, with no in-app purchases.

### Do CEMPRO Lite or Directional Survey Methods have ads?

Neither CEMPRO Lite nor Directional Survey Methods shows ads.

### Which is updated more often, CEMPRO Lite or Directional Survey Methods?

CEMPRO Lite ships an update every 2 months, and Directional Survey Methods every 50 months. Most recently, CEMPRO Lite was updated on September 28, 2026 and Directional Survey Methods on October 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.*