Comparison

GSatSolar vs Lotek

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

Head to head

gsatsolar

About

GSatSolar

Features

Read full description

Connect: View all of your GSatSolar Series devices within range, select the unit you wish to connect to, and connect. Update firmware: Use the GSatSolar app to manage firmware updates from GSE, and to assign those updates to your GSatSolar Series device. Manage configurations: Modify the reporting settings and data collection options available to your GSatSolar device, and sync those changes with your units. Quick ID: Use your camera to ID your GSatSolar Series device. Great for when there are dozens or hundreds of devices in range.

About

Lotek

Features

Read full description

Easily access your study data using Lotek. Our web service app allows you to access your data on the go directly from your mobile device.

Screenshots

GSatSolar4 screens

Lotek4 screens

Verdict

The call

The clearest difference is update cadence: Lotek at fortnightly against GSatSolar's every 2 months. Lotek also leads on iOS requirement (15.0 vs 17.6). 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

GSatSolar ships an update every 2 months, Lotek fortnightly. The most recent releases landed on September 12, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 4 level

GSatSolar versus Lotek: the parameters behind the verdict, then further details
Parameter	GSatSolar	Lotek
Price	Free	Free
Update frequency	Every 2 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPod
Requires iOS	17.6	15.0 — better
Further details — not scored
Size	52 MB	112 MB
Age rating	4+	4+
Developer	Global Satellite Engineering, Inc.	Lotek Wireless Inc

In-app purchases

None

GSatSolar

No in-app purchases

None

Lotek

No in-app purchases

Questions

Is GSatSolar free?

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

Is Lotek free?

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

Do GSatSolar or Lotek have ads?

Neither GSatSolar nor Lotek shows ads.

Which is updated more often, GSatSolar or Lotek?

GSatSolar ships an update every 2 months, and Lotek fortnightly. Most recently, GSatSolar was updated on September 12, 2026 and Lotek on September 23, 2026.