OpenAI 2026 hackathon

Menstedo

In many cultures, periods aren't talked about, so girls don't know what's normal. Menstedo helps in an easy way: track your cycle, learn the facts, know when to see a doctor.

Solo project by eremetech Eremeeva · 0 likes · 0 comments

View the project on Devpost

Archive position — measured, not model output

0 likes on Devpost

2,263 of the 7,850 archived projects have more likes, and 5,587 share exactly 0 — so this project's #5,259 place in the like-ranked listing is a tie-break inside that group, not a ranking.

Projects (log scale)

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05,587
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Likes on Devpost. ▲ marks this project's group.

Show the figures
LikesProjectsShare of archive
05,58771.2%
11,75822.4%
22843.6%
3–41321.7%
5–9751.0%
10+140.2%
Devpost like counts for all 7,850 archived projects, captured when this archive was built.

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Executive Summary

What the company appears to be

Menstedo is a mobile application designed for young people to track menstrual cycles, learn about female health, and understand when to seek medical support. It is built as a self-contained, privacy-focused tool that keeps all data on-device and uses voice input for symptom logging.

What changed

The project was developed by one individual (eremetech Eremeeva) as part of the OpenAI 2026 hackathon. It represents an early-stage prototype with limited features, focused on core functionality such as cycle tracking, educational content, and a voice-based symptom capture tool.

Single most important open question

Is there evidence that Menstedo has traction or user engagement beyond its creator’s own use, and if so, how is it being measured?

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What The Product Actually Is

The description states that Menstedo is a mobile app built with React Native and Expo, using technologies such as AsyncStorage for local storage, Expo Speech Recognition for voice input, and Sol for design assistance. It includes:

  • A daily dashboard with a cycle character
  • Daily logging capabilities
  • Voice symptom capture (symptom, flow, mood)
  • Calendar of logged and estimated period days
  • A Learn section covering phases, myths, FAQs, and guidance on seeking help

The app is described as being “heavy on content” and integrating educational material with functional features like voice logging.

Evidence

  • The author states the app includes a "voice symptom capture tool that takes spoken input and turns it into reviewable symptom, flow, and mood suggestions."
  • It uses React Native, Expo, TypeScript, and AsyncStorage.
  • Features include onboarding, daily dashboard, calendar, Learn section, and voice logging.

Inference The app appears to be a minimal viable product (MVP) focused on education and privacy, not monetization or scale.

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Positioning & Claim Evolution

The author states that Menstedo was inspired by personal experience and conversations with others about the lack of information around female health in many cultures. The goal is to help young people understand their cycles, recognize what’s normal, and know when to see a doctor — all in a supportive way.

Claims made

  • “In many cultures, periods aren't talked about, so girls don't know what's normal.”
  • “Menstedo helps in an easy way: track your cycle, learn the facts, know when to see a doctor.”
  • The app is built to be “friendly and supportive,” not clinical or intimidating.

Evidence

  • The author describes the inspiration as coming from personal experience and cross-cultural conversations.
  • The app is positioned to bridge a knowledge gap in female health education.

Inference The positioning reflects an intent to address a soft market need — emotional support and information access — rather than a hard product or service offering.

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Target Customer & ICP

The description states that Menstedo is built for “younger people,” particularly girls who may not have been taught about menstrual health in their cultures. It also mentions the app is intended to help those who feel discomfort or anxiety due to lack of information.

Claims made

  • The target audience includes young people, especially girls from cultures where the topic isn’t openly discussed.
  • The app aims to support users who "don’t know what’s normal" and may benefit from guidance on when to seek medical advice.

Evidence

  • “It helps younger people notice their cycle, understand what is happening, and know when it is worth talking to someone.”
  • “In a lot of places this topic just isn't discussed openly.”

Inference The ICP appears to be young women or girls aged 10–25, with a focus on underserved cultural contexts where female health education is lacking.

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Business Model & Pricing Evidence

Not evidenced. The description does not mention any pricing model, monetization strategy, or business model.

Evidence

  • No mention of subscriptions, in-app purchases, advertising, or revenue streams.
  • No indication of how the app would be funded or scaled beyond its current form.

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Technical & Delivery Signals

The project was built using React Native and Expo, with specific tools like Expo Speech Recognition and AsyncStorage. It includes a voice capture tool, calendar view, dashboard, and Learn section.

Evidence

  • Built with Expo, React Native, TypeScript.
  • Uses AsyncStorage for local data storage.
  • Includes voice recognition via Expo Speech Recognition.
  • Features a calendar, dashboard, and Learn section.

Inference The app is a native mobile experience built in a hackathon timeframe. It uses modern tools but lacks cloud or backend integration due to privacy constraints.

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Traction & Maturity Signals

Not evidenced. There is no mention of users, downloads, engagement metrics, or usage data beyond the creator’s own account.

Evidence

  • The project was submitted to a hackathon.
  • One developer built it in a short timeframe.
  • No customer base, revenue, or adoption data provided.

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Competitive Context

Not evidenced. There is no mention of competitors or market analysis in the description.

Evidence

  • No reference to existing apps or platforms addressing menstrual health or cycle tracking.
  • No indication of how Menstedo compares to other tools in this space.

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Open Questions & Risks

  1. Lack of traction or user data: The app is described as a single-person project with no evidence of users or adoption.
  2. No monetization strategy: There is no indication of how the product will generate revenue or scale.
  3. Limited scope and features: The author notes that they had to cut features due to time constraints, suggesting an incomplete offering.
  4. Privacy vs. utility trade-off: Keeping data local may limit long-term utility but supports privacy.
  5. Content accuracy and medical boundaries: The app is careful not to provide medical advice, but this raises questions about the quality and review of its educational content.

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Questions the description leaves open

  1. What is the source of the educational content in the Learn section? Has it been reviewed by health professionals?
  2. How do you plan to validate that the app is useful for its target audience (younger girls)?
  3. Are there any plans to expand beyond the current feature set or add cloud functionality?
  4. What are your thoughts on scaling this into a product with broader reach or monetization?
  5. How do you intend to measure success or impact beyond personal use?

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Overall Assessment

Not evidenced. The description does not provide any information about funding, valuation, or investment interest.

Evidence

  • No mention of funding rounds, investors, or partnerships.
  • No indication of commercial intent beyond the hackathon submission.

Inference This is an early-stage prototype with no demonstrated traction or business model. It may be a proof-of-concept or personal project, not yet ready for investment or partnership consideration.

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Source

Submitted to the OpenAI 2026 hackathon on Devpost. Project home on Devpost. Back to the full gallery on Devpost.

This competitive analysis was produced by top-founders.com (opens in a new tab)

Generated by a language model from this project's public Devpost page — its tagline, the author's own write-up and any built-with tags listed there — as captured in August 2026. Short quotations are the author's words. It is an opinion on the idea as a business, not on the people behind it, and it reflects the description as published then. If the project has moved on, request a correction below. The analysis is not independent research and contains no verified traction, revenue or customer data.

An independent guide by KFG International LLC — not affiliated with, endorsed by, or connected to Devpost or OpenAI.

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