Who's Who on Social Media
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Who is Fiorella Acosta aka Tuli Acosta?

Fiorella Acosta, also known as Tuli, brings humor, music, and real-life moments to her TikTok and Instagram followers. Her casual style connects deeply with Gen Z fans.

April 10, 2025
Justine Castany
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Fiorella Acosta: Mixing Music, Humor, and Culture for Argentina’s Youth on TikTok and Instagram

Fiorella Acosta, known online as Tuli, is an Argentinian content creator who gained attention for her music-driven and humorous short videos on TikTok. Her content often includes quick jokes, trending sounds, and cultural nods that connect with Gen Z viewers. She shares daily clips that feature spontaneous reactions or interactions with friends. Tuli has grown her TikTok following to over 3.7 million.

She uses her Instagram profile as a mix of personal snapshots and style-driven content. Whether posting mirror selfies or short skits, her feed highlights her fashion sense and casual personality. Her visuals are often bright and unfiltered, adding to her connection with fans. Today, her Instagram community has reached 3.1 million followers.

Fiorella Acosta Unleashes Bold Style and Music Hints in Striking Instagram Shoot (Source: @tuli_acosta, Instagram, January 2025)

Beyond short videos, Tuli stays active on Twitter (X), where she shares daily thoughts, quick replies, and cultural reactions. Her tweets often reflect her humor and opinions, keeping her audience engaged between visual content. She’s not afraid to be sarcastic or direct, especially when talking about trending topics. The platform brings her an extra 492.9K followers.

Though less frequent, her YouTube content includes longer clips like lifestyle vlogs and music-related edits. This format allows her to expand on her usual topics with more depth and time. While it’s not her main focus, it supports her content mix for loyal fans. She currently has over 275K subscribers on the platform.

An Influencer Active on Social Media

Fiorella is active on TikTok, Instagram, YouTube, Twitter, and Twitch, with her largest following and strongest performance on TikTok.

Fiorella Acosta’s Social Media Strategy Analysis

TikTok: The Heart of Her Online Presence

Fiorella Acosta’s main content focus is TikTok, where she shares expressive videos built around music, trends, and casual jokes. Her clips often feature friends or solo commentary using trending audio, with an Argentinian twist that speaks directly to local followers. She doesn't rely on filters or polished effects—just fast timing and cultural familiarity. This approach has grown her base to 3.7 million followers.

She uploads around 2.5 videos per week, typically at 6 PM EST, maintaining consistency without oversaturating her audience. Many of her clips include personal moments, voiceovers, or light humor—never fully scripted, always spontaneous. This keeps her feed feeling fresh without losing her style. Her community responds to these posts with likes, comments, and shares.

Her average engagement hits 72.1K, and she maintains a strong 1.95% engagement rate with about 520.9K views monthly. Despite showing 0% follower growth in the past 30 days, her reach has stayed consistent. Tuli doesn’t rely on heavy promotion—her TikTok success comes from tone, timing, and relatability. That keeps her top of mind among Argentina’s youth creators.

Her best-performing videos often include music or cultural jokes rooted in local slang or references. She taps into common experiences and reactions her followers understand instantly. These themes give her high repost value, especially during viral trends. TikTok remains her most important platform for both influence and collaboration.

  • Username: @tuli__acosta
  • Influence Score: 88.7/100
  • Followers: 3.7M
  • Activity: 2.5 videos/week
  • Engagement Rate: 1.95%
  • Growth: 0%
  • Average Engagement: 72.1K
  • Posting Habits: Twice a week at 6 PM EST

Instagram: Personal Snapshots and Story Highlights

On Instagram, Tuli presents a more visual and personal side of her content. She posts mirror selfies, streetwear looks, and casual stories that reflect her personality. Captions are short, often funny or emotional, and she uses stories to talk directly to her followers. Her audience on the platform has grown to over 3.1 million.

She posts about 13 times per month, usually at 7 PM EST, balancing between photo dumps, videos, and collaborations. Her posts include frequent tags to fashion brands like Sarkany and Kosiuko, often integrated into outfit photos. Tuli uses these tags naturally—she doesn’t overexplain or push. Her promotional content blends into her daily style updates.

She averages 87.2K engagements per post and maintains a 2.79% engagement rate, which is high for her follower count. Her visual posts focus less on perfection and more on mood—often a playful or self-aware tone. While her growth has dipped by -0.64%, her community remains responsive and loyal. Followers relate to the way she shows up without filters.

Instagram is also where she connects with her music and fashion audiences. Whether teasing a project or sharing a look, she makes space for followers to feel close. The platform supports both creative content and casual updates, helping her balance influence and personality. This mix gives brands an easy entry point into her content stream.

  • Username: @tuli__acosta
  • Influence Score: 86.1/100
  • Followers: 3.1M
  • Activity: 13 posts/month
  • Engagement Rate: 2.79%
  • Growth: -0.64%
  • Average Engagement: 87.2K
  • Posting Habits: 3 times a week at 7 PM EST

Twitter (X): Quick Updates and Reactions

Tuli uses Twitter for fast thoughts, casual jokes, and quick reactions to pop culture or daily life. She doesn’t script or filter what she posts—her tone is direct and relaxed. Her Twitter feed often mirrors her offline moods or late-night thoughts, which fans appreciate. Her follower count currently stands at 492.9K.

She tweets around 4.6 times per week, often at 12 PM EST, making her feed active even outside traditional posting windows. Her late-night timing reflects her young, active audience who scroll during downtime. Her posts are mostly text-based, with the occasional image or quote tweet. This keeps her content flow quick and frequent.

She maintains a 0.38% engagement rate, averaging 1.9K interactions per tweet. Her monthly growth sits at +0.05%, with a follower increase of +232. While these numbers are lower than her visual platforms, Twitter adds variety to her reach. It helps her share opinions that don’t fit on TikTok or Instagram.

Tuli uses the platform to support launches or interact with trending topics in Argentina. Her tone is more playful and bold here, helping her show another side of her personality. Brands don’t often appear here, but the channel adds value for followers who enjoy real-time updates. It completes her multi-platform presence with speed and voice.

  • Username: @tuli__acostaa
  • Influence Score: 88.3/100
  • Followers: 492.9K
  • Activity: 4.6 tweets/week
  • Engagement Rate: 0.38%
  • Growth: +0.05%
  • Average Engagement: 1.9K
  • Posting Habits: Everyday at 12 PM EST

YouTube: Low Frequency, Loyal Base

Fiorella’s YouTube presence is modest, but still active for longer videos and deeper content. She shares occasional vlogs, lifestyle updates, or music-themed edits. These videos give followers more context and time with her personality. Her subscriber base has grown to 275K.

She uploads around 1.1 videos per month, often at 7 PM EST, keeping a slow but steady rhythm. Her content here is less about trends and more about storytelling—usually in a casual, direct tone. She doesn’t post heavily produced pieces; instead, she lets the moments lead. This gives the channel a more personal, relaxed feel.

Her engagement rate is 1.7%, with an average of 4.7K interactions and 75.2K views monthly. Growth is currently flat at 0%, but her older videos still draw comments and steady views. She isn’t focused on YouTube growth right now, but uses it for added value. Her fans use the channel when they want more time with her content.

YouTube also gives her space for possible collaborations, recap videos, or behind-the-scenes edits. While it’s not her primary platform, it serves as a backup for fans and brands alike. She may expand its use in the future depending on project demands. For now, it complements her core strategy without dominating it.

  • Username: @TuliAcosta
  • Influence Score: 73.4/100
  • Followers: 275K
  • Activity: 1.1 videos/month
  • Engagement Rate: 1.7%
  • Growth: 0%
  • Average Engagement: 4.7K
  • Posting Habits: Everyday at 7 PM EST

Twitch: Passive Presence

Fiorella Acosta has a Twitch account with 577.6K followers, but she has not maintained any recent activity on the platform. Her current posting rate is zero, and there are no engagement metrics available, indicating a fully dormant channel. While the account remains public, it doesn’t play a role in her current content strategy.

Despite its inactivity, Twitch still holds potential if she decides to explore live-streaming, especially for music-focused sessions or interactive Q&As. Her audience, already engaged through TikTok and Instagram, could carry over if she launches a consistent schedule. For now, the platform remains inactive and does not impact her influence score.

  • Username: @tuli__acosta
  • Followers: 577.6K
  • Activity: 0 videos/week
  • Growth: -0.04%
  • Posting Habits: Once a year at 7 PM EST

Tuli Acosta’s Social Media Influence Summary

Fiorella Acosta holds a strong influence score of 9,274 points, giving her a Level 2 badge on Favikon. She ranks #18 in Video Entertainment (Argentina) and #894 worldwide in the same category. On TikTok, she places #296 in Argentina and within the Top 1% globally. These scores reflect her consistent posting, audience engagement, and cultural relevance within Latin American youth content.

Learn more about the Favikon Methodology here

Content Strategy: Music, Culture, and Real Talk with a Gen Z Edge

Fiorella Acosta’s content strategy is built on humor, fast edits, and music-driven clips that match Gen Z energy. She speaks the same language as her followers—literally and culturally—using slang, trends, and pop references that make her videos feel familiar and engaging. Her casual filming style lets her audience feel like they’re part of her circle, whether she’s joking in a mirror selfie or dancing to a trending sound. Her strongest brand identity comes from how real she stays. While she partners with fashion names like Sarkany, Kosiuko, and LALAPÖNT, she blends those promotions into everyday moments.

Reachability and Partnerships

Fiorella Acosta is highly open to partnerships, especially with brands in fashion, music, and youth-focused sectors. She has worked with Sarkany and Kosiuko, tagging them 16 and 14 times respectively across her Instagram posts. Her casual and personal approach makes these collaborations feel organic, not forced. With a posting frequency of 22 posts/month, she gives brands frequent visibility.

An overview of Fiorella’s top influential connections across key industries. (Source: Favikon)

Her estimated rate is between $10K–$20K per post, making her accessible for mid-size and regional brand campaigns in Argentina. She excels in short-form video, where brand mentions are blended into jokes, music clips, or outfit transitions. Her strongest audience response comes from TikTok and Instagram, where content feels fast, local, and relatable. Tuli’s style supports sponsored content without shifting her tone or pacing.

Conclusion: Keeps It Real for Argentina’s Youth—One Song, One Joke, One Post at a Time

Fiorella Acosta has built a standout digital presence by staying authentic, funny, and culturally connected. Whether she’s dancing on TikTok, posting a selfie with a punchline on Instagram, or tweeting at 12 PM EST, her audience shows up for her energy and voice. She doesn’t chase trends—she adapts them to her world. Her influence continues to grow because she makes it personal. From brand collabs to casual moments, Fiorella keeps her content light but never empty. For music, fashion, and Gen Z connection—Tuli Acosta remains one of Argentina’s strongest voices online.

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Justine Castany

Justine Castany, a student at ESSEC Business School and currently working at Favikon, shines with her love for marketing and dedication to communications. As a dynamic young professional, she serves as Marketing Manager at Favikon, where she brings her expertise to craft and execute cutting-edge strategies. With her creativity and keen eye for trends, Justine stands out in communicating brand messages effectively and making waves on social media.