Comparison

RSL Central vs btc Wi

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

Head to head

btc Wi-Fi+

About

RSL Central

Features

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An easy-to-use app to get started with onsemi Bluetooth Low Energy wireless microcontrollers and periphery devices. RSL Central scans for and establishes a Bluetooth Low Energy connection with onsemi Bluetooth Low Energy wireless microcontrollers. The app displays fields such as measured battery level, voltage, current, LED status, push button status, or others depending on the onsemi wireless microcontroller and configuration.

About

btc Wi

Features

Read full description

Why BTC WiFi+? Wifi password management - Edit, copy or share your WiFi SSID & password. Network map - check your connected devices and how your network is distributed. Speed test - check your latest or perform a new speed test.

Screenshots

RSL Central4 screens

btc Wi2 screens

Verdict

The call

RSL Central and btc Wi are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

RSL Central ships an update every 3 months, btc Wi every 5 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

ScorecardNo meaningful differences

RSL Central versus btc Wi: the parameters behind the verdict, then further details
Parameter	RSL Central	btc Wi
Price	Free	Free
Update frequency	Every 3 months — better	Every 5 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.0 — better	16.0
Further details — not scored
Size	1 MB	258 MB
Age rating	4+	4+
Developer	ON SEMICONDUCTOR CORPORATION	Plume Design, Inc.

In-app purchases

None

RSL Central

No in-app purchases

None

btc Wi

No in-app purchases

Questions

Is RSL Central free?

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

Is btc Wi free?

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

Do RSL Central or btc Wi have ads?

Neither RSL Central nor btc Wi shows ads.

Which is updated more often, RSL Central or btc Wi?

RSL Central ships an update every 3 months, and btc Wi every 5 months. Most recently, RSL Central was updated on October 27, 2026 and btc Wi on October 25, 2026.