Data updated: July 2026
박찬선 ✓
@ckstjs · Instagram · KR · fitness
About 박찬선
박찬선 is a fitness trainer and expert based in South Korea, focusing on motivating and educating his audience through various content formats, including reels, stories, and static posts. With a follower count of 10,478, he falls within the micro influencer category. His content emphasizes fitness, gym routines, and running, appealing to those interested in improving their physical health. 박찬선's authentic and youthful vibe resonates well with his audience, fostering an inspirational atmosphere for fitness enthusiasts. Some content may require brand review.
@ckstjs's followers & following
@ckstjs currently has 10,478 followers on Instagram and follows 437 accounts, a follower-to-following ratio of 23.98. That places the account in the micro tier of fitness creators.
@ckstjs's content
@ckstjs has published 37 posts to date, working across reels, stories, static-posts. The account's content is classified under fitness, fitness, gym, running. Bio: “헬스🏋️ 러닝🏃”
AI quality check on @ckstjs
Zaver's AI analyzed this account across 20+ parameters before listing it publicly. No blocking issues were detected in our standard screening.
- Audience location & demographics
- Engagement quality & authenticity
- Follower growth patterns
- Signs of purchased followers
- Content niche classification
- Brand safety screening
- Posting activity & consistency
- Language & audience fit
@ckstjs's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@ckstjs's audience
Audience snapshot
60% male · 40% female
Core age group25-34
The audience skews slightly male at 0.6 and primarily falls within the 25-34 age range. The top geographic location for followers is South Korea, indicating a localized engagement with fitness-related content.
Collaboration pricing
Price tierstandard
Get the AI fair-price estimate → free trialWhich brands fit 박찬선?
Brands in the fitness and wellness sectors may find a suitable partnership with 박찬선 due to his expertise and focus on motivational content. His audience's interest in fitness and running aligns well with products and services that promote health and active lifestyles.
Frequently asked questions
How many Instagram followers does @ckstjs have?
As of July 2026, @ckstjs has 10,478 followers (10K) on Instagram, follows 437 accounts, and has published 37 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @ckstjs?
Verified contact details for @ckstjs — including business email where available — are held in Zaver, alongside contacts for 77M+ other Instagram creators. Zaver users can unlock them instantly and reach out with AI-personalized outreach. Unlock @ckstjs's contact info — free trial →
How much does @ckstjs charge for a sponsored post?
@ckstjs sits in the standard price tier on Zaver, based on follower scale, engagement and niche. Zaver's AI pricing model also produces a fair per-post price range with justification, so brands can negotiate from data instead of guessing. Get the AI fair-price estimate →
What is @ckstjs's net worth?
@ckstjs's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 10K followers and a standard price tier in fitness, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →
Does @ckstjs have fake followers?
Zaver's AI authenticity check scores @ckstjs 90/100, based on 20+ signals including engagement quality, follower growth patterns and signs of purchased followers. That indicates a predominantly genuine audience. Run the full authenticity check →
Who follows @ckstjs?
@ckstjs's 10K followers skew 60% male / 40% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @ckstjs's report on Zaver.
Which influencers are similar to @ckstjs?
Zaver lists comparable fitness creators in South Korea in the "Influencers like @ckstjs" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 39,215 vetted fitness creators with plain-English queries.
What is the follower count?
박찬선 has 10,478 followers.
What is the engagement rate?
Engagement rate data is not available.
What is the collaboration pricing?
Pricing varies, but Zaver estimates it to be in the standard tier.
What is the content niche?
박찬선 primarily focuses on fitness, with secondary niches in gym and running.
