Comparison

Blume LED vs U2C

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

Head to head
About

Blume LED

Control LEDs connected to a Bluetooth-enabled Arduino clone with your smartphone or tablet. This platform enables custom LED projects using a cross-platform app.

Highlights
  • Bluetooth LED control
  • Arduino project platform
  • Cross-platform app
  • Smartphone/tablet integration
  • Customizable LED projects
Features
Read full description

Blume is a platform for LED projects. It combines Bluno Beetle by DFRobot, a cheap bluetooth-enabled Arduino clone, with a cross-platform Cordova app. This app lets you control LEDs connected to the Beetle with any smartphone or tablet.

About

U2C

Features
Read full description

U2C Mobile brings together essential mobile services into one sophisticated and seamless platform. Designed for users who value efficiency, control, and a modern digital experience, the app ensures every interaction is simple, intuitive, and effortless. From SIM activation to payment management, every feature is thoughtfully crafted to deliver precision, convenience, and complete control — right at your fingertips. Key Features: • Flexible Plan Selection: Explore a range of thoughtfully designed plans tailored to your usage and preferences. Easily compare options and choose the plan that best fits your connectivity needs. • Seamless SIM Activation: Activate your physical SIM or eSIM with a streamlined, guided process. Get connected quickly with a hassle-free setup, ensuring you stay connected without delays. • Comprehensive Transaction History: Access a detailed overview of all your transactions in one place. Stay informed with clear insights into your payments and account activity at any time. • Premium Payment Management: Securely manage your credit cards within the app and experience smooth, uninterrupted transactions. Designed for reliability and ease, every payment is handled with utmost security. • Instant Receipt Access: Download transaction receipts effortlessly whenever required. Maintain organized records with ease, ensuring quick access to essential documentation. • Personalized Account Management: Take full control of your account profile with the ability to update and manage your details anytime. Enjoy a tailored experience that adapts to your preferences. Elevate the way you manage your mobile services with U2C Mobile—where simplicity meets sophistication, and control is always within reach.

Screenshots

Blume LED2 screens
U2C4 screens

Verdict

The call

The clearest difference is update cadence: U2C at every 4 days against Blume LED's every 107 months. 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

Blume LED ships an update every 107 months, U2C every 4 days. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

Scorecard1 real difference · 9 level
Blume LED versus U2C: the parameters behind the verdict, then further details
ParameterBlume LEDU2C
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 107 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size18 MB74 MB
Age rating4+4+
DeveloperGrant PattersonDIRECT DEALS CORP

In-app purchases

None

Blume LED

No in-app purchases

None

U2C

No in-app purchases

Questions

Is Blume LED free?
Blume LED is free to download, with no in-app purchases.
Is U2C free?
U2C is free to download, with no in-app purchases.
Do Blume LED or U2C have ads?
Neither Blume LED nor U2C shows ads.
Which is updated more often, Blume LED or U2C?
Blume LED ships an update every 107 months, and U2C every 4 days. Most recently, Blume LED was updated on September 10, 2026 and U2C on September 21, 2026.

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