# PTI Transformer vs KESMobile

The clearest difference is iOS requirement: PTI Transformer at 12.0 against KESMobile's 15.0. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. 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 PTI Transformer against 5.0 for KESMobile. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

PTI Transformer ships an update every 11 months, KESMobile every 6 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | PTI Transformer | KESMobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/pti-transformer/id522826739/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/kesmobile/id6468647401/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 3 MB | 13 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Push Interactions, Inc.](https://appshunter.io/developer/357410200) | [Walter Kidde Portable Equipment](https://appshunter.io/developer/942334463) |

## What reviewers say

### PTI Transformer

[App page](https://appshunter.io/ios/app/pti-transformer/id522826739)

This app calculates electrical transformer performance metrics like current, voltage, efficiency, and regulation. It also offers SI/Metric conversions for various physical quantities and includes a tool for estimating ship dates based on order time.

**Highlights:** Transformer current, voltage, efficiency, and regulation calculation, SI/Metric unit conversions, Speed, force, power, area, pressure, volume, temperature, weights & measures conversions, Ship date estimation tool, Information about the developer

**Features:** macOS Compatibility

**In-app purchases:** none


### KESMobile

[App page](https://appshunter.io/ios/app/kesmobile/id6468647401)

Remotely monitor fire control panels and access reports and diagnostics. This cloud-connected solution from Kidde Commercial helps reduce service costs by providing web and mobile access to FX & VS series panels.

**Highlights:** Remote monitoring of fire panels, Access reports and diagnostics, Cloud-connected solution, Serviceability improvement, Reduced service costs

**In-app purchases:** none


## Frequently asked questions

### Is PTI Transformer free?

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

### Is KESMobile free?

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

### Which has better reviews, PTI Transformer or KESMobile?

PTI Transformer and KESMobile are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do PTI Transformer or KESMobile have ads?

Neither PTI Transformer nor KESMobile shows ads.

### Which is updated more often, PTI Transformer or KESMobile?

PTI Transformer ships an update every 11 months, and KESMobile every 6 months. Most recently, PTI Transformer was updated on November 1, 2026 and KESMobile on October 30, 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.*