# SD Toolkit vs Aerolog EFB

The clearest difference is in-app purchases: SD Toolkit at none against Aerolog EFB's 2. SD Toolkit also leads on iOS requirement (14.0 vs 26.0). Aerolog EFB's advantage is update cadence (every 2 days vs every 27 months). On price, ads and device support there is nothing between them.

Both are free to download. Aerolog EFB sells 2 in-app purchases, starting at $9.99 per month. SD Toolkit asks for nothing beyond the download.

SD Toolkit ships an update every 27 months, Aerolog EFB every 2 days. The most recent releases landed on October 10, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SD Toolkit | Aerolog EFB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sd-toolkit/id1618642110/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 45 MB | 27 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Satcom Direct](https://appshunter.io/developer/447415249) | [Pidintala Navneet Kumar Reddy](https://appshunter.io/developer/1895950945) |

## What reviewers say

### SD Toolkit

[App page](https://appshunter.io/ios/app/sd-toolkit/id1618642110)

Troubleshoot aviation satcom terminals via serial connection. This tool helps diagnose and resolve issues with satellite communication equipment used in aircraft.

**Highlights:** Troubleshoot satcom terminals, Serial connection support, Aviation specific, Diagnose communication issues

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

**In-app purchases:** none


### Aerolog EFB

[App page](https://appshunter.io/ios/app/aerolog-efb/id6765481245)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AeroLog Premium (Monthly) | $9.99 | per month |
| Aerolog Premium (Yearly) | $99.99 | per year |


## Frequently asked questions

### Is SD Toolkit free?

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

### Is Aerolog EFB free?

Aerolog EFB is free to download, with in-app purchases available.

### Do SD Toolkit or Aerolog EFB have ads?

Neither SD Toolkit nor Aerolog EFB shows ads.

### Which is updated more often, SD Toolkit or Aerolog EFB?

SD Toolkit ships an update every 27 months, and Aerolog EFB every 2 days. Most recently, SD Toolkit was updated on October 10, 2026 and Aerolog EFB on October 28, 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.*