# StallionVMS vs FrackCalc

The clearest difference is price: StallionVMS at Free against FrackCalc's $9.99. StallionVMS also leads on ratings volume (5 vs 1) and iOS requirement (12.0 vs 16.0). FrackCalc's advantage is update cadence (weekly vs every 17 months). On rating, review sentiment, ads and in-app purchases there is nothing between them.

StallionVMS is free to download; FrackCalc costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for StallionVMS against 5.0 for FrackCalc. That said, the two scores are not equally well evidenced: StallionVMS has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

StallionVMS ships an update every 17 months, FrackCalc weekly. The most recent releases landed on June 1, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | StallionVMS | FrackCalc |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/stallionvms/id1572471179/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/frackcalc/id1574572398/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Weekly** |
| Monetization | **Free** | Paid |
| Size | 42 MB | 13 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stallion Infrastructure Services LTD](https://appshunter.io/developer/1572471182) | [Moosaa Young](https://appshunter.io/developer/1574572400) |

## What reviewers say

### StallionVMS

[App page](https://appshunter.io/ios/app/stallionvms/id1572471179)

Monitor surveillance cameras in real-time and review past footage. This system offers cloud storage and advanced analytics, including object detection for people and vehicles. Receive instant notifications for triggered events.

**Highlights:** Real-time camera monitoring, Review past events and archives, Cloud storage and analytics, Object detection (people, vehicles), Customizable event notifications, Bank-grade encryption

**Features:** macOS Compatibility

**In-app purchases:** none


### FrackCalc

[App page](https://appshunter.io/ios/app/frackcalc/id1574572398)

This app provides on-the-go hydraulic fracturing calculations for the oilfield. It helps determine chemical rates, fluid clean-up, proppant amounts, and pump speeds. Includes a unit converter for common oilfield measurements.

**Highlights:** Hydraulic fracturing calculations, Proppant amount and height determination, RPM calculator for pumping speeds, Hydrostatic calculator for proppant-laden slurry, Oilfield unit converter, Pump rate calculation based on transmission curves

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

**In-app purchases:** none


## Frequently asked questions

### Is StallionVMS free?

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

### Is FrackCalc free?

FrackCalc costs $9.99, with no in-app purchases.

### Which has better reviews, StallionVMS or FrackCalc?

StallionVMS and FrackCalc are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do StallionVMS or FrackCalc have ads?

Neither StallionVMS nor FrackCalc shows ads.

### Which is updated more often, StallionVMS or FrackCalc?

StallionVMS ships an update every 17 months, and FrackCalc weekly. Most recently, StallionVMS was updated on June 1, 2026 and FrackCalc on September 7, 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.*