Data updated: July 2026
Isaac Stumpf ✓
@isaacstumpf_ · Instagram · BR · fitness
About Isaac Stumpf
@isaacstumpf_'s followers & following
@isaacstumpf_ currently has 67,879 followers on Instagram and follows 887 accounts, a follower-to-following ratio of 76.53. That places the account in the micro tier of fitness creators.
@isaacstumpf_'s content
@isaacstumpf_ has published 48 posts to date, working across reels, stories, static-posts, mixed. The account's content is classified under fitness, fitness, nutrition. Bio: “rio de janeiro, rj fitness | lifestyle | estudos 🏷️stumpf @growthsupplements”
AI quality check on @isaacstumpf_
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
@isaacstumpf_'s rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@isaacstumpf_'s audience
Audience snapshot
60% male · 40% female
Core age group18-24
Collaboration pricing
Price tierstandard
Get the AI fair-price estimate → free trialWhich brands fit Isaac Stumpf?
Frequently asked questions
How many Instagram followers does @isaacstumpf_ have?
As of July 2026, @isaacstumpf_ has 67,879 followers (68K) on Instagram, follows 887 accounts, and has published 48 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @isaacstumpf_?
Verified contact details for @isaacstumpf_ — 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 @isaacstumpf_'s contact info — free trial →
How much does @isaacstumpf_ charge for a sponsored post?
@isaacstumpf_ 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 @isaacstumpf_'s net worth?
@isaacstumpf_'s net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 68K 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 @isaacstumpf_ have fake followers?
Zaver's AI authenticity check scores @isaacstumpf_ 92/100, 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 @isaacstumpf_?
@isaacstumpf_'s 68K followers skew 60% male / 40% female, core age group 18-24. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @isaacstumpf_'s report on Zaver.
Which influencers are similar to @isaacstumpf_?
Zaver lists comparable fitness creators in Brazil in the "Influencers like @isaacstumpf_" 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.
