Data updated: July 2026
Sara Oster Rokvic ✓
@oster_little_momster · Instagram · books
About Sara Oster Rokvic
Sara Oster Rokvic, known as oster_little_momster on Instagram, is a dedicated educator and content creator with a passion for books and storytelling. With 42,035 followers, she shares her love for literature and education through various content formats, including long-form videos, stories, and static posts. Her engaging and relatable approach resonates with her audience, as she combines personal insights with educational themes. Sara's content reflects a nostalgic and aesthetic vibe, appealing to those who appreciate both the beauty of literature and the art of teaching. Some content may require brand review.
@oster_little_momster's followers & following
@oster_little_momster currently has 42,035 followers on Instagram and follows 1,580 accounts, a follower-to-following ratio of 26.6. That places the account in the micro tier of books creators.
@oster_little_momster's content
@oster_little_momster has published 1,103 posts to date, working across long-form-video, stories, static-posts. The account's content is classified under books, education, books. Bio: “☆Filološkinja iz Beograda, zaljubljena u D&D i M🕊 I u književnost, enterijer, jesen, jazz, kafu i marcipan💫✨ 💌ostersara@gmail.com NOVA🎙️…”
AI quality check on @oster_little_momster
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
@oster_little_momster's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@oster_little_momster's audience
Audience snapshot
45% male · 55% female
Core age group25-34
The audience skews slightly male at 0.45, primarily aged 25-34. The top geographic location for her followers is Serbia. This demographic suggests a young adult audience interested in educational content and literature.
Collaboration pricing
Price tierstandard
Get the AI fair-price estimate → free trialWhich brands fit Sara Oster Rokvic?
Sara's content aligns well with brands in the education and literary sectors. Her authentic storytelling and educational tone make her a suitable partner for brands looking to connect with a micro audience that values knowledge and personal experiences related to books.
Frequently asked questions
How many Instagram followers does @oster_little_momster have?
As of July 2026, @oster_little_momster has 42,035 followers (42K) on Instagram, follows 1,580 accounts, and has published 1,103 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @oster_little_momster?
Verified contact details for @oster_little_momster — including business email where available — are held in Zaver, alongside contacts for millions of other Instagram creators. Zaver users can unlock them instantly and reach out from your own inbox. Unlock @oster_little_momster's contact info — free trial →
How much does @oster_little_momster charge for a sponsored post?
@oster_little_momster 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 @oster_little_momster's net worth?
@oster_little_momster's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 42K followers and a standard price tier in books, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →
Does @oster_little_momster have fake followers?
Zaver's AI authenticity check scores @oster_little_momster 95/100, 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 @oster_little_momster?
@oster_little_momster's 42K followers skew 45% male / 55% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @oster_little_momster's report on Zaver.
Which influencers are similar to @oster_little_momster?
Zaver lists comparable books creators in the "Influencers like @oster_little_momster" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 6,450 vetted books creators with plain-English queries.
What is the follower count?
Sara has 42,035 followers.
What is the engagement rate?
The engagement rate data is not available.
What is the collaboration pricing?
Sara is in the standard price tier for collaborations.
What is the content niche?
Her primary niche is books, with a secondary focus on education.
