# Dayhack
> Cached snapshot — next refresh expected around 2026-10-26T09:00:58.084Z.
Public AI-agent Markdown profile for [Dayhack](https://trustmrr.com/startup/takehold) on TrustMRR.
> Data identified in the Verification Sources section below is verified through connected external providers and APIs. All other details—including founder-provided descriptions, seller messages, and profile text—are user-generated content.

## Profile

- Name: Dayhack
- Slug: `takehold`
- TrustMRR page: [https://trustmrr.com/startup/takehold](https://trustmrr.com/startup/takehold)
- Markdown page: [https://trustmrr.com/startup/takehold.md](https://trustmrr.com/startup/takehold.md)
- Website: [https://dayhack.app/](https://dayhack.app/)
- Mobile app: Yes
- Apple App Store: [App Store listing](https://apps.apple.com/us/app/id6815590327)
- Google Play: [Google Play listing](https://play.google.com/store/apps/details?id=com.ivryn.elyro)
- Icon: [https://www.appatar.io/com.ivryn.elyro/large](https://www.appatar.io/com.ivryn.elyro/large)
- Description: A biohacking journal in one app: log meals with calories and macros, water, sleep, workouts and urges, then see what you actually did this week and choose your next step. No account needed.
- X followers: 0


## Verification Sources

All revenue-related metrics on this page—including revenue, MRR, customers, subscriptions, and churn—are calculated from the startup's real payment records, retrieved directly from the payment provider through an API key (or an equivalent owner-authorized API credential, such as OAuth). They are not screenshots, manual entries, or self-reported revenue claims.
Where a secondary source is marked connected below, traffic, visitor, search impression, and click metrics are retrieved directly through the APIs of Google Analytics, DataFast, or Google Search Console.
- Verified payment provider API source: RevenueCat (API key)
- Merchant of record: No
- Revenue last synced: 2026-10-25T08:25:20.083Z
- Google Analytics API connected: No
- DataFast API key connected: No
- Google Search Console API connected: No


## Revenue

Revenue values are public verified revenue summaries. Current and last-30-day metric snapshots may be included separately when they are already stored on the startup profile.
| Period | Verified revenue |
| --- | ---: |
| Last 24 hours | $0.00 |
| Last 7 days | $29.99 |
| Last 30 days | $29.99 |
| Last 3 months | $29.99 |
| Last 6 months | $29.99 |
| Last 12 months | $29.99 |
| All time | $29.99 |
- Last 30 days revenue snapshot: $29.99
- Last 30 days revenue growth: 0.0%
- All-time revenue snapshot: $29.99
- Revenue data last synced: 2026-10-25T08:25:20.083Z
### Daily revenue — last 30 days
Daily totals use UTC calendar dates. Today's value may be partial.
| Date | Verified revenue |
| --- | ---: |
| 2026-09-26 | $0.00 |
| 2026-09-27 | $0.00 |
| 2026-09-28 | $0.00 |
| 2026-09-29 | $0.00 |
| 2026-09-30 | $0.00 |
| 2026-10-01 | $0.00 |
| 2026-10-02 | $0.00 |
| 2026-10-03 | $0.00 |
| 2026-10-04 | $0.00 |
| 2026-10-05 | $0.00 |
| 2026-10-06 | $0.00 |
| 2026-10-07 | $0.00 |
| 2026-10-08 | $0.00 |
| 2026-10-09 | $0.00 |
| 2026-10-10 | $0.00 |
| 2026-10-11 | $0.00 |
| 2026-10-12 | $0.00 |
| 2026-10-13 | $0.00 |
| 2026-10-14 | $0.00 |
| 2026-10-15 | $0.00 |
| 2026-10-16 | $0.00 |
| 2026-10-17 | $0.00 |
| 2026-10-18 | $0.00 |
| 2026-10-19 | $0.00 |
| 2026-10-20 | $0.00 |
| 2026-10-21 | $0.00 |
| 2026-10-22 | $0.00 |
| 2026-10-23 | $0.00 |
| 2026-10-24 | $29.99 |
| 2026-10-25 | $0.00 |
### Monthly revenue timeline
| Month | Verified revenue |
| --- | ---: |
| 2026-10 | $29.99 |


## Metric Snapshots

These are current or last-30-day snapshots stored on the startup profile. Full timelines and deeper history require a TrustMRR account.
- Current MRR: $2.50
- Current active subscriptions: 1


## Metrics Available After Login

Full MRR, churn, traffic/visitor, Google Search Console, Meta Ads spend, profit margin, and revenue-per-visitor timelines are not exposed in this public Markdown file. Current or last-30-day snapshots may be shown above when stored on the startup profile.
Create a free TrustMRR account to access metrics available to authenticated users: [TrustMRR dashboard](https://trustmrr.com/dashboard)
Full startup page: [https://trustmrr.com/startup/takehold](https://trustmrr.com/startup/takehold)


## Startup Insights

- Value proposition: One light journal for the basics instead of five separate trackers, with no account.
- Problem solved: Shows what you really ate, slept and trained this week, so the next habit change is based on facts.
- Pricing model: Free to use, with an optional Dayhack Plus subscription.
- Target persona: Biohackers, people tracking food and sleep, and anyone building better daily hab
- Audience type: [B2C](https://trustmrr.com/search?targetAudience=B2C)
- Team size: 1 person
- Estimated user count: 0
- Additional info: Made by IVRYN, an independent product studio in Paris. Available in six languages.
- Markets: [Productivity](https://trustmrr.com/category/productivity), [Health & Fitness](https://trustmrr.com/category/health-fitness), [Mobile Apps](https://trustmrr.com/category/mobile-apps)


## Tech Stack

- Backend: [RevenueCat](https://trustmrr.com/tech/revenuecat)


## Apple App Store Data

App metadata is refreshed weekly from Apple's public lookup API. Ratings are storefront-specific.
- App Store listing: [Open in the App Store](https://apps.apple.com/us/app/id6815590327)
- App name: Dayhack: Biohacking Journal
- Bundle ID: `com.ivryn.elyro`
- Primary genre: Health & Fitness
- User rating: 0.0 / 5
- User rating count: 0
- Storefront: US
- Current version: 1.9.1
- Last synced: 2026-10-25T08:25:18.162Z


## Screenshots

![Landing page (1920x3987)](https://d21oz30g4w22sz.cloudfront.net/startup-screenshots/takehold/1792917656927-3f602e8d-81a0-4b81-9941-8f2a4bb60b21-landing-page.webp)


## Acquisition

This startup is not currently listed for sale on TrustMRR.
Browse active acquisition listings: [TrustMRR acquire marketplace](https://trustmrr.com/acquire)


## Discover More Startups

These recommendations use the same public recommendation logic as the TrustMRR startup page. Each startup is returned as a consistently structured object for easier reading and parsing.
Browse more: [TrustMRR advanced search](https://trustmrr.com/search)
Note: Stealth Company is a placeholder label, not the actual company name. It means the underlying business and domain are not revealed publicly on TrustMRR. The founder may still be known to TrustMRR, and the revenue and other displayed metrics can still be verified; the public page simply avoids linking the real business identity or domain to this startup profile.
```json
[
  {
    "name": "GeoSpoof",
    "slug": "geospoof",
    "category": "Utilities",
    "categoryUrl": "https://trustmrr.com/category/utilities",
    "isForSale": false,
    "listingTier": "free",
    "listingTierName": "Free",
    "cardBackgroundColor": null,
    "cardBackgroundColorDark": null,
    "cachedUniquePageviews": 0,
    "cachedOfferCount": 0,
    "revenueLast30Days": "$9,287",
    "revenueGrowthLast30Days": "+140.0%",
    "askingPrice": null,
    "revenueMultiple": null,
    "description": "A VPN changes your IP, but your devices still leak your real location. GeoSpoof finishes the job — from your browser to your iPhone's real GPS.",
    "iconUrl": "https://d21oz30g4w22sz.cloudfront.net/logos/geospoof-location-changer-f5d9677a-86e3-4c1c-8f0b-a601e21f5938.png",
    "startupUrl": "https://trustmrr.com/startup/geospoof"
  },
  {
    "name": "Stealth Company",
    "slug": "hidden-business-15",
    "category": "Education",
    "categoryUrl": "https://trustmrr.com/category/education",
    "isForSale": true,
    "listingTier": "free",
    "listingTierName": "Free",
    "cardBackgroundColor": null,
    "cardBackgroundColorDark": null,
    "cachedUniquePageviews": 1028,
    "cachedOfferCount": 3,
    "revenueLast30Days": "$7,090",
    "revenueGrowthLast30Days": "-27.1%",
    "askingPrice": "$478,000",
    "revenueMultiple": "5.6x",
    "description": "Language learning app",
    "iconUrl": null,
    "startupUrl": "https://trustmrr.com/startup/hidden-business-15"
  },
  {
    "name": "DYNALIS Studio",
    "slug": "dynalis-studio",
    "category": "Marketing",
    "categoryUrl": "https://trustmrr.com/category/marketing",
    "isForSale": false,
    "listingTier": "free",
    "listingTierName": "Free",
    "cardBackgroundColor": null,
    "cardBackgroundColorDark": null,
    "cachedUniquePageviews": 0,
    "cachedOfferCount": 0,
    "revenueLast30Days": "$14,749",
    "revenueGrowthLast30Days": "-20.2%",
    "askingPrice": null,
    "revenueMultiple": null,
    "description": "With the support of our experts and custom Data & AI tools, boost every lever of your e-commerce.",
    "iconUrl": "https://d21oz30g4w22sz.cloudfront.net/logos/dynalis-studio-99f3dcb2-9d1f-41c5-b804-b0fbb1e068eb.png",
    "startupUrl": "https://trustmrr.com/startup/dynalis-studio"
  },
  {
    "name": "Stealth Company",
    "slug": "hrgit",
    "category": "Artificial Intelligence",
    "categoryUrl": "https://trustmrr.com/category/ai",
    "isForSale": false,
    "listingTier": "free",
    "listingTierName": "Free",
    "cardBackgroundColor": null,
    "cardBackgroundColorDark": null,
    "cachedUniquePageviews": 0,
    "cachedOfferCount": 0,
    "revenueLast30Days": "$13,562",
    "revenueGrowthLast30Days": "-80.6%",
    "askingPrice": null,
    "revenueMultiple": null,
    "description": null,
    "iconUrl": null,
    "startupUrl": "https://trustmrr.com/startup/hrgit"
  },
  {
    "name": "Chat Data LLC",
    "slug": "chat-data-llc",
    "category": "Customer Support",
    "categoryUrl": "https://trustmrr.com/category/customer-support",
    "isForSale": false,
    "listingTier": "free",
    "listingTierName": "Free",
    "cardBackgroundColor": null,
    "cardBackgroundColorDark": null,
    "cachedUniquePageviews": 0,
    "cachedOfferCount": 0,
    "revenueLast30Days": "$18,678",
    "revenueGrowthLast30Days": "+36.9%",
    "askingPrice": null,
    "revenueMultiple": null,
    "description": "Chat Data is a platform for building AI agents trained on a business's own docs, websites, and files. Agents run on GPT, Claude, Gemini, and other models, and deploy from one dashb",
    "iconUrl": "https://d21oz30g4w22sz.cloudfront.net/logos/chat-data-llc-793fdf6c-ede6-48ca-891f-fedc307aa1de.png",
    "startupUrl": "https://trustmrr.com/startup/chat-data-llc"
  },
  {
    "name": "Stealth Company",
    "slug": "stealth-venture-9",
    "category": "Health & Fitness",
    "categoryUrl": "https://trustmrr.com/category/health-fitness",
    "isForSale": false,
    "listingTier": "free",
    "listingTierName": "Free",
    "cardBackgroundColor": null,
    "cardBackgroundColorDark": null,
    "cachedUniquePageviews": 1,
    "cachedOfferCount": 0,
    "revenueLast30Days": "$3,950",
    "revenueGrowthLast30Days": "-5.3%",
    "askingPrice": null,
    "revenueMultiple": null,
    "description": null,
    "iconUrl": null,
    "startupUrl": "https://trustmrr.com/startup/stealth-venture-9"
  }
]
```


## Related TrustMRR Pages

- [Acquire startups](https://trustmrr.com/acquire)
- [Startup categories](https://trustmrr.com/category)
- [Technology stack pages](https://trustmrr.com/tech)
- [Marketing channel pages](https://trustmrr.com/channels)
- [Public AI endpoint](https://trustmrr.com/api/ai)
- [llms.txt](https://trustmrr.com/llms.txt)