OpenAI 2026 hackathon

PR - Gym Workout Tracker

Track your body-weight, weight used for exercises, and see how you progress over time.

Solo project by Leonard Penzenstadler · 0 likes · 0 comments

Archive position — measured, not model output

0 likes on Devpost

2,264 of the 7,856 archived projects have more likes, and 5,592 share exactly 0 — so this project's #6,045 place in the like-ranked listing is a tie-break inside that group, not a ranking.

Projects (log scale)

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Likes on Devpost. ▲ marks this project's group.

Show the figures
LikesProjectsShare of archive
05,59271.2%
11,75822.4%
22853.6%
3–41321.7%
5–9751.0%
10+140.2%
Devpost like counts for all 7,856 archived projects, captured when this archive was built.

Executive Summary

What the company appears to be

The description states that PR - Gym Workout Tracker is a simple, native iOS app built with SwiftUI and Codex (Sol 5.6), designed for tracking gym workouts. The author describes it as a personal project developed over a few days, with no evidence of revenue, customers or adoption.

What changed

There is no indication that this is an evolving product or business; the description reflects a single self-reported submission to a hackathon.

The single most important open question

Is there any evidence of user traction, monetization or product-market fit beyond the author's own account?

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What The Product Actually Is

The description states that PR - Gym Workout Tracker is an iOS app built with SwiftUI and Codex (Sol 5.6). It allows users to:

  • Create workout plans
  • Add exercises
  • Track sets during workouts
  • Edit weights during workouts
  • View progress over time via volume graphs and body weight views

The app is described as a "clean single page" interface for tracking workouts, with a focus on design.

Evidence

  • Built with SwiftUI (native iOS)
  • Uses Codex (Sol 5.6) for development
  • Tracks body-weight, exercise weights, and progress over time
  • Supports workout planning, set tracking, and editing during sessions

Inference The app is a personal tool built by one developer for self-use or limited sharing.

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Positioning & Claim Evolution

The author states that the app was inspired by outdated apps on the App Store and aims to offer better design. The app is positioned as a clean, well-designed workout tracker with a focus on usability and aesthetics.

Evidence

  • Inspired by outdated apps
  • Values good design (not "vibe-coded")
  • Built with intention to be “good designed”

Inference The app is a personal project focused on UI/UX, not a commercial product or scalable solution.

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Target Customer & ICP

Not evidenced. The description does not identify any specific customer segment or target market beyond the author’s own use case.

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Business Model & Pricing Evidence

Not evidenced. No information is provided about pricing, monetization, or business model.

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Technical & Delivery Signals

The app is described as:

  • Native iOS (SwiftUI)
  • Built with Codex (Sol 5.6)
  • Developed in a short time (2 days for foundation)
  • Uses Cloud Kit for authentication
  • Has UI/UX focus

Evidence

  • Built with SwiftUI and Codex (Sol 5.6)
  • Uses Cloud Kit from Apple
  • Developed quickly, with minimal technical challenges
  • Focus on clean folder structure and frontend tasks

Inference The app is a personal project built by one developer using modern tools and frameworks.

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Traction & Maturity Signals

Not evidenced. The description does not mention any users, downloads, revenue, or adoption metrics.

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Competitive Context

Not evidenced. No information is provided about competitors or market positioning beyond the author’s claim that other apps are outdated.

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Key Risks & Red Flags

  • No traction or monetization: The app is described as a personal project with no evidence of users or revenue.
  • Single developer: Only one person built it, which may limit scalability or long-term maintenance.
  • Hackathon submission: The app was submitted to a hackathon, suggesting it’s not yet a mature product.
  • No pricing or business model: No indication of how the app will be monetized.

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Diligence Questions To Ask The Founders

  1. What is your plan for user acquisition and retention?
  2. How do you intend to monetize this app?
  3. Are there any plans to expand beyond iOS or add features like AI integration?
  4. Do you have any feedback from early users or beta testers?
  5. What are the technical limitations of the current build that might affect scalability?

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Investment/Partnership Verdict

Not evidenced. There is no indication of commercial traction, revenue, or a clear path to monetization. The app appears to be a personal project submitted to a hackathon and lacks any evidence of market demand or business viability.

Confidence Low This analysis is based entirely on self-reported information from the author. No independent verification or data about users, customers, or financials is available.

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Source

Submitted to the OpenAI 2026 hackathon on Devpost. Project home on DevPost.

The analysis above was generated by a language model from the project's own one-line description. It is not independent research and contains no verified traction, revenue or customer data.