kitio.aiDeath Clock vs FixFirst
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. FixFirst is completely free, while Death Clock is free trial.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Life expectancy estimate
- Quest and Labcorp blood tests
- AI longevity plan
- Wearable data sync
- 24/7 health concierge
- Lab report upload (PDF or photo)
- Top three priorities ranked
- Personalized action plans
- Guideline cross-referencing
- Symptom quiz and calculators
| Feature | Death Clock | FixFirst |
|---|---|---|
| Best for | Life expectancy estimate, blood tests and an AI longevity plan | Free blood test analyzer that ranks the three markers to fix first |
| Category | Legal, finance & HR | Legal, finance & HR |
| Pricing model | Free trial | Free |
| Starting price | $69/yr | Free |
| Free plan | No, 3-day trial | Yes, fully free |
| Made by | Most Days Inc. | FixFirst |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
FixFirst is completely free, while Death Clock is free trial.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Premium trial
Free
- Free for 3 days
- Full platform access
Death Clock Premium
$69/yr
- Baseline blood panel included
- Full platform access
- 24/7 health concierge
Prices in USD, checked Nov 5, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Death Clock
- Blood work included in the yearly price
- Estimate updates with new data
- Low annual cost
- Blood testing only in the US
- Only for adults 18 and over
- Plan is guidance, not a doctor visit
FixFirst
- Free with no account needed
- Short, prioritized output
- Report file deleted after analysis
- Not a replacement for a doctor
- Built by a small team
- Only focuses on three markers at a time
Which one should you choose?
Choose Death Clock if you want:
- Blood work included in the yearly price
- Estimate updates with new data
- Low annual cost
Watch out: blood testing only in the us.
Choose FixFirst if you want:
- Free with no account needed
- Short, prioritized output
- Report file deleted after analysis
Watch out: not a replacement for a doctor.
Death Clock vs FixFirst FAQ
What is the difference between Death Clock and FixFirst?
Death Clock: Life expectancy estimate, blood tests and an AI longevity plan. FixFirst: Free blood test analyzer that ranks the three markers to fix first. Both are legal, finance & hr tools.
Is Death Clock or FixFirst cheaper?
FixFirst is completely free, while Death Clock is free trial.
Do Death Clock and FixFirst have free plans?
Death Clock: No, 3-day trial. FixFirst: Yes, fully free.
Who makes Death Clock?
Death Clock is made by Most Days Inc., based in United States.
Who makes FixFirst?
FixFirst is made by FixFirst.
Which should I choose, Death Clock or FixFirst?
Choose Death Clock if you value blood work included in the yearly price and estimate updates with new data. Choose FixFirst if you value free with no account needed and short, prioritized output.