Data updated: July 2026
David Heineman | Stay Safe Martial Arts ✓
@davidheineman90 · Instagram · US · fitness
About David Heineman | Stay Safe Martial Arts
David Heineman, known as Stay Safe Martial Arts, is a fitness educator and trainer who specializes in self-defense and personal safety. With a focus on empowering individuals through educational content, he shares fight tips and practical advice to prepare his audience for life's worst-case scenarios. His Instagram presence features a variety of content formats, including reels, long-form videos, live streams, and stories. David's authoritative and professional tone resonates with his followers, establishing him as a trusted source in the fitness niche. Some content may require brand review.
@davidheineman90's followers & following
@davidheineman90 currently has 517,265 followers on Instagram and follows 1,820 accounts, a follower-to-following ratio of 284.21. That places the account in the macro tier of fitness creators.
@davidheineman90's content
@davidheineman90 has published 1,193 posts to date, working across reels, long-form-video, live-streams, stories. The account's content is classified under fitness, gym, sports. Bio: “Preparing you for life’s worst case scenarios. Self Defense | Personal Safety | Fight Tips Owner: @staysafehq @combatcrnr Athlete”
AI quality check on @davidheineman90
Zaver's AI analyzed this account across 20+ parameters before listing it publicly. One area may require brand review before signing — details are available in the full report.
- 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
@davidheineman90's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@davidheineman90's audience
Audience snapshot
70% male · 30% female
Core age group25-34
David's audience skews predominantly male at 70%, with a primary age range of 25-34 years. The top geographic location for his followers is the United States, indicating a focused domestic reach within the fitness and self-defense community.
Collaboration pricing
Price tierPremium
Get the AI fair-price estimate → free trialWhich brands fit David Heineman | Stay Safe Martial Arts?
Brands in the fitness, self-defense, and personal safety sectors align well with David's content. His authoritative approach and educational focus make him a suitable partner for brands looking to promote products or services that emphasize empowerment and safety.
Frequently asked questions
How many Instagram followers does @davidheineman90 have?
As of July 2026, @davidheineman90 has 517,265 followers (517K) on Instagram, follows 1,820 accounts, and has published 1,193 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @davidheineman90?
Verified contact details for @davidheineman90 — 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 @davidheineman90's contact info — free trial →
How much does @davidheineman90 charge for a sponsored post?
@davidheineman90 sits in the premium 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 @davidheineman90's net worth?
@davidheineman90's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 517K followers and a premium 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 @davidheineman90 have fake followers?
Zaver's AI authenticity check scores @davidheineman90 96/100, 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 @davidheineman90?
@davidheineman90's 517K followers skew 70% male / 30% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @davidheineman90's report on Zaver.
Which influencers are similar to @davidheineman90?
Zaver lists comparable fitness creators in United States in the "Influencers like @davidheineman90" 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?
David has 517,265 followers.
What is the engagement rate?
The engagement rate is currently not available.
What is the collaboration pricing?
David is in the premium price tier for collaborations.
What is the content niche?
David's primary niche is fitness, with secondary niches in gym and sports.
