Comparison

blackN vs Mellowand

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

Head to head

About

blackN

Features

Read full description

Get exclusive special offers on the mobile app! Use the mobile app to enjoy features optimized for mobile devices and access exclusive special offers. Main features: Enjoy exclusive coupons and discounts Use automatic login Check and track your orders Manage your shopping cart and shipping info Receive store notifications Access social media channels Contact Customer Service

About

Mellowand

Features

Read full description

Screenshots

blackN2 screens

Mellowand4 screens

Verdict

The call

The clearest difference is update cadence: Mellowand at every 3 weeks against blackN's every 6 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

blackN ships an update every 6 months, Mellowand every 3 weeks. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

Scorecard1 real difference · 5 level

blackN versus Mellowand: the parameters behind the verdict, then further details
Parameter	blackN	Mellowand
Price	Free	Free
Update frequency	Every 6 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	14.0	14.0
Further details — not scored
Size	71 MB	71 MB
Age rating	4+	4+
Developer	seongmin kim	Korea Infection Control Headquarter Inc.

In-app purchases

None

blackN

No in-app purchases

None

Mellowand

No in-app purchases

Questions

Is blackN free?

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

Is Mellowand free?

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

Do blackN or Mellowand have ads?

Neither blackN nor Mellowand shows ads.

Which is updated more often, blackN or Mellowand?

blackN ships an update every 6 months, and Mellowand every 3 weeks. Most recently, blackN was updated on October 10, 2026 and Mellowand on October 6, 2026.