Comparison

Lang Tools Wireless vs OptoFidelity Athena

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

Head to head

About

Lang Tools Wireless

Features

Read full description

The “Lang Tools Wireless” transmits the data via Bluetooth 4.0. Currently, this App is able to use on Lang 13810.

About

OptoFidelity Athena

Features

Read full description

OptoFidelity Athena is an app to connect your smart device with OptoFidelity test systems. It provides means for the device to display information for the tester to identify and connect, as well as the device to read information provided by the tester to connect the other way around. App can be used for pulling out test reports from the test system, finding out and providing information about features of the system or device, as well as changing configuration of the system, etc.

Screenshots

Lang Tools Wireless3 screens

OptoFidelity Athena1 screens

Verdict

The call

The clearest difference is update cadence: Lang Tools Wireless at every 3 weeks against OptoFidelity Athena's every 6 weeks. 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

Lang Tools Wireless ships an update every 3 weeks, OptoFidelity Athena every 6 weeks. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 5 level

Lang Tools Wireless versus OptoFidelity Athena: the parameters behind the verdict, then further details
Parameter	Lang Tools Wireless	OptoFidelity Athena
Price	Free	Free
Update frequency	Every 3 weeks — better	Every 6 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	12.0	12.0
Further details — not scored
Size	2 MB	10 MB
Age rating	4+	4+
Developer	Kane Asia Inc.	OptoFidelity

In-app purchases

None

Lang Tools Wireless

No in-app purchases

None

OptoFidelity Athena

No in-app purchases

Questions

Is Lang Tools Wireless free?

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

Is OptoFidelity Athena free?

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

Do Lang Tools Wireless or OptoFidelity Athena have ads?

Neither Lang Tools Wireless nor OptoFidelity Athena shows ads.

Which is updated more often, Lang Tools Wireless or OptoFidelity Athena?

Lang Tools Wireless ships an update every 3 weeks, and OptoFidelity Athena every 6 weeks. Most recently, Lang Tools Wireless was updated on October 26, 2026 and OptoFidelity Athena on October 29, 2026.