| What it does | Free attendance calculator for students to track how many classes they can safely miss
| Free peptide reconstitution and dosage calculator for researchers and laboratory professionals
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - Calculate how many remaining classes can be missed while staying at target
- Determine how many consecutive sessions must be attended to recover if below threshold
- Track attendance for multiple subjects separately
- Browser-based with no sign-up or account required
- All calculations performed locally without sending data to servers
| - Real-time reconstitution calculations
- Pre-indexed 50+ peptides with typical dosing
- Multi-peptide stack comparisons
- Peptide head-to-head comparisons
- Unit converters for growth hormone
- Shareable calculation URLs
- Pre-seeded reference pages with citations
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| What makes it different | - No account or sign-up needed – instant access with no data collection
- All calculations happen in your browser – attendance data never leaves your device
- Supports multiple institutional requirements with 75%, 80%, 85%, and 90% target options
- Tracks multiple subjects simultaneously to prevent any single module from sliding below threshold
- Built and maintained by a single developer focused on honest, accurate answers
| - No paywalls, ads or popups cluttering the interface
- Editorial independence with no commercial ties to peptide manufacturers
- All calculations cite primary sources like FDA labels and peer-reviewed research
- Covers 50+ research peptides people actually use
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 1 ● no change since last check |
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| Trust Flow (Majestic) | 1 | 4 |
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| Citation Flow (Majestic) | 19 | 21 |
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| Referring domains (Majestic) | 3 | 5 |
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CalcAttendance
PeptideDose