Comparison

마운틴북3.0 vs useless

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

Head to head

About

마운틴북3.0

This app encourages outdoor activities by gamifying mountain climbing and participation in social contribution events. Users can earn points and rewards for completing challenges, climbing mountains, and engaging in eco-friendly activities.

Highlights

National 100 famous mountain certification
Social contribution activities (Clean Hiking, Happy Step)
Event hikes (history, national parks)
Point rewards for climbing and achievements
Discount coupons
Certification items and souvenir shop

Features

Read full description

블랙야크 마운틴북에서 함께하는 아웃도어의 즐거움을 만끽하세요. 마운틴북은 10대 부터 80세까지 약 3만명의 도전자와 함께합니다. - 역대 최대규모 전국100대 명산 인증 - 클린산행, 해피스텝 등 사회공헌활동 - 역사문화, 국립공원탐방 등 다양한 이벤트 산행 - 가입즉시 1,950 포인트 등 완주시 총 20만 포인트 혜택 - 오른 산의 높이만큼 적립되는 그린카드 포인트 - 매 10좌 인증마다 10,000포인트 적립 - 처음인증 및 계절마다 지급되는 할인쿠폰 - 다양한 인증용품 및 기념품샵

About

useless

Features

Read full description

백패킹을 더 쉽고, 더 가볍게. 출발 전 장비를 한눈에 정리하고, 배낭 무게를 자동으로 계산하세요. 초보부터 숙련자까지, 백패킹에 필요한 모든 준비를 하나의 앱에서 해결할 수 있습니다.

Screenshots

마운틴북3.02 screens

useless3 screens

Verdict

The call

The clearest difference is update cadence: useless at every 3 weeks against 마운틴북3.0's every 3 months. 마운틴북3.0's advantage is iOS requirement (8.0 vs 16.4). 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

마운틴북3.0 ships an update every 3 months, useless every 3 weeks. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 6 level

마운틴북3.0 versus useless: the parameters behind the verdict, then further details
Parameter	마운틴북3.0	useless
Price	Free	Free
Positive reviews	9.1% of reviews	—
Update frequency	Every 3 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod — better	iPhone
Requires iOS	8.0 — better	16.4
Further details — not scored
Size	11 MB	114 MB
Age rating	4+	4+
Developer	(주)블랙야크	Harim Jang

In-app purchases

None

마운틴북3.0

No in-app purchases

None

useless

No in-app purchases

Questions

Is 마운틴북3.0 free?

마운틴북3.0 is free to download, with no in-app purchases.

Is useless free?

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

Do 마운틴북3.0 or useless have ads?

Neither 마운틴북3.0 nor useless shows ads.

Which is updated more often, 마운틴북3.0 or useless?

마운틴북3.0 ships an update every 3 months, and useless every 3 weeks. Most recently, 마운틴북3.0 was updated on October 4, 2026 and useless on October 13, 2026.