Comparison

SD Toolkit vs SDR Gold

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

SD Toolkit

Free

📊 Productivity

★ 5.02 ratingsView app →

About

SD Toolkit

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

Read full description

SD Toolkit allows for troubleshooting of aviation based satcom terminals over serial connection.

About

SDR Gold

Features

Read full description

Welcome to SDR Gold Bullion, the ultimate app for keeping you informed about the latest precious metal rates! Whether you're an experienced investor or simply curious about bullion prices,SDR Gold Bullion is your trusted companion.

Screenshots

SD Toolkit2 screens

SDR Gold3 screens

Verdict

The call

The clearest difference is update cadence: SDR Gold at every 3 weeks against SD Toolkit's every 27 months. SDR Gold also leads on iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

SD Toolkit ships an update every 27 months, SDR Gold every 3 weeks. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 7 level

SD Toolkit versus SDR Gold: the parameters behind the verdict, then further details
Parameter	SD Toolkit	SDR Gold
Price	Free	Free
Rating	5.0 (2 ratings) — better	—
Number of ratings	2 — better	—
Update frequency	Every 27 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	14.0	12.0 — better
Further details — not scored
Size	45 MB	62 MB
Age rating	4+	4+
Developer	Satcom Direct	Aurify

In-app purchases

None

SD Toolkit

No in-app purchases

None

SDR Gold

No in-app purchases

Questions

Is SD Toolkit free?

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

Is SDR Gold free?

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

Do SD Toolkit or SDR Gold have ads?

Neither SD Toolkit nor SDR Gold shows ads.

Which is updated more often, SD Toolkit or SDR Gold?

SD Toolkit ships an update every 27 months, and SDR Gold every 3 weeks. Most recently, SD Toolkit was updated on October 10, 2026 and SDR Gold on October 4, 2026.