# eSMS vs Flight Tools

The clearest difference is update cadence: Flight Tools at every 3 months against eSMS's every 12 months. Flight Tools also leads on iOS requirement (9.0 vs 13.0). 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.

eSMS ships an update every 12 months, Flight Tools every 3 months. The most recent releases landed on September 27, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | eSMS | Flight Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/flight-tools/id1452764769/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 27 MB | 36 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cliff Brown](https://appshunter.io/developer/1415548276) | [Morz Group (Pty) Ltd](https://appshunter.io/developer/1452571021) |

## What reviewers say

### eSMS

[App page](https://appshunter.io/ios/app/esms-s-reporter/id1415548277)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flight Tools

[App page](https://appshunter.io/ios/app/flight-tools/id1452764769)

This app offers essential flight calculations and conversions for pilots, replicating the functionality of a manual flight computer. It features a simple interface for easy access to tools like altitude calculations, airspeed computations, fuel management, and time conversions.

**Highlights:** Basic calculator, Extensive unit conversions, Altitude calculations (pressure, density), Airspeed computations, Fuel management tools, Leg planning and tracking, Glide calculations, UTC and local time clocks

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eSMS free?

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

### Is Flight Tools free?

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

### Do eSMS or Flight Tools have ads?

Neither eSMS nor Flight Tools shows ads.

### Which is updated more often, eSMS or Flight Tools?

eSMS ships an update every 12 months, and Flight Tools every 3 months. Most recently, eSMS was updated on September 27, 2026 and Flight Tools on October 15, 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.*