Comparison

Renesas Bluetooth LE Puck vs CoderWatch

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

Head to head

Renesas Bluetooth LE Puck

- measure your coding speed -

Free

🔧 Utilities

No ratingsView app →

About

Renesas Bluetooth LE Puck

Features

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Renesas Bluetooth LE Puck APP is a tool that allows users to scan and explore their Renesas Bluetooth LE Air-Quality Puck devices and communicate with them. Bluetooth LE Puck APP provides user with graphical representation of BLE device sensors and enables for changing device settings. App fits with Renesas Y-EU045-BLUEPUCK-1, Y-EU045-GREENPUCK-1, Y-EU045-YELLOWPUCK-1, i.e. Air Quality Sensor Solution kit.

About

CoderWatch

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StopWatch for coding competitors! - measure your coding speed - share/record your results Note: This app is NOT an official stop-watch app for CodeJam/ AtCoder.

Screenshots

Renesas Bluetooth LE Puck3 screens

CoderWatch3 screens

Verdict

The call

The clearest difference is ads: Renesas Bluetooth LE Puck at none against CoderWatch's shown. Renesas Bluetooth LE Puck also leads on iOS requirement (11.0 vs 16.4). CoderWatch's advantage is update cadence (weekly vs every 6 months). On price, 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

Renesas Bluetooth LE Puck ships an update every 6 months, CoderWatch weekly. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

Scorecard3 real differences · 3 level

Renesas Bluetooth LE Puck versus CoderWatch: the parameters behind the verdict, then further details
Parameter	Renesas Bluetooth LE Puck	CoderWatch
Price	Free	Free
Update frequency	Every 6 months	Weekly — better
Ads	No — better	Yes
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	11.0 — better	16.4
Further details — not scored
Size	33 MB	6 MB
Age rating	4+	4+
Developer	Renesas Electronics	Tomoaki Yagishita

In-app purchases

None

Renesas Bluetooth LE Puck

No in-app purchases

None

CoderWatch

No in-app purchases

Questions

Is Renesas Bluetooth LE Puck free?

Renesas Bluetooth LE Puck is free to download, with no in-app purchases.

Is CoderWatch free?

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

Do Renesas Bluetooth LE Puck or CoderWatch have ads?

CoderWatch shows ads; Renesas Bluetooth LE Puck does not.

Which is updated more often, Renesas Bluetooth LE Puck or CoderWatch?

Renesas Bluetooth LE Puck ships an update every 6 months, and CoderWatch weekly. Most recently, Renesas Bluetooth LE Puck was updated on October 25, 2026 and CoderWatch on October 27, 2026.