# SF50 TOLD vs MachDB

The clearest difference is review sentiment: MachDB at 100% against SF50 TOLD's 50%. MachDB also leads on rating (5.0 vs 4.0) and iOS requirement (17.0 vs 26.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MachDB holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews point the same way: 50% of SF50 TOLD's written reviews are positive against 100% of MachDB's.

SF50 TOLD ships an update fortnightly, MachDB every 2 weeks. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SF50 TOLD | MachDB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/sf50-told/id1552835232/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/machdb/id6757681004/reviews)** |
| Number of ratings | **4** | 3 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free | Free |
| Size | 25 MB | 16 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Timothy Morgan](https://appshunter.io/developer/788467418) | [MachDB LLC](https://appshunter.io/developer/1868240819) |

## What reviewers say

### SF50 TOLD

[App page](https://appshunter.io/ios/app/sf50-told/id1552835232)

This app assists Cirrus SF50 Vision pilots with performance calculations for takeoff and landing. It provides runway requirements based on entered weights, supporting various weather conditions and custom safety factors.

**Highlights:** Performance calculations for takeoff and landing, Input for weights and runway requirements, Automatic and manual weather entry, Custom safety factors, Support for non-normal configurations, Runway contamination data

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

**In-app purchases:** none


### MachDB

[App page](https://appshunter.io/ios/app/machdb/id6757681004)

Easily download and transfer Garmin avionics database updates to an SD card using your iPhone or iPad. This app supports a wide range of Garmin avionics and requires only a standard USB-C SD card reader. Updates are fast and convenient for field use.

**Highlights:** Download Garmin database updates, Transfer updates to SD card, iPhone and iPad compatible, Supports various Garmin avionics, Uses standard USB-C SD card reader, Fast Wi-Fi/Cellular downloads

**In-app purchases:** none


## Frequently asked questions

### Is SF50 TOLD free?

SF50 TOLD is free to download, with no in-app purchases.

### Is MachDB free?

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

### Which has better reviews, SF50 TOLD or MachDB?

MachDB is rated higher. SF50 TOLD averages 4.0 out of 5 from 4 ratings, while MachDB averages 5.0 from 3 ratings.

### Do SF50 TOLD or MachDB have ads?

Neither SF50 TOLD nor MachDB shows ads.

### Which is updated more often, SF50 TOLD or MachDB?

SF50 TOLD ships an update fortnightly, and MachDB every 2 weeks. Most recently, SF50 TOLD was updated on October 3, 2026 and MachDB on October 8, 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.*