Fly.io vs Heroku: Which DevOps Tools Is Better in 2026?
Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction — side by side, with no marketing spin.
The Short Answer
Fly.io vs Heroku, in 15 seconds
Choose Fly.io if…
- You want to trial before paying
Choose Heroku if…
- You want the lower entry price
- You depend on a broad integration ecosystem
- You want deeper AI and automation features
- You have strict security & compliance needs
Head-to-Head Scorecard
How Fly.io and Heroku score
Heroku leads on 5 of 9 measured dimensions.
- Even
Customer Rating
Average score from verified user reviews
Fly.ioNo reviewsHerokuNo reviews - Even
Review Volume
Number of verified reviews — a proxy for adoption
Fly.io0Heroku0 - Heroku
Entry Pricing
Lowest published starting price (free plan = lowest)
Fly.ioCustomHeroku$5/mo - Fly.io
Free Access
Availability of a free plan and/or free trial
Fly.ioFree trialHerokuPaid only - Heroku
Integrations
Number of listed third-party integrations
Fly.io8Heroku10 - Heroku
Features
Number of listed product capabilities
Fly.io8Heroku12 - Heroku
AI Features
Capabilities mentioning AI, automation or ML
Fly.io—Heroku1 - Heroku
Security & Compliance
Number of listed compliance certifications
Fly.io3Heroku5 - Fly.io
Platforms & Deployment
Supported platforms and deployment options
Fly.io6Heroku3
Feature Comparison
Fly.io vs Heroku feature breakdown
Search or filter the full feature matrix — core features, AI, integrations, APIs, security and compliance.
Fly.io
HerokuPricing Comparison
Fly.io vs Heroku pricing
Entry pricing, plan tiers and the cost factors that shape total cost of ownership.
Fly.io
Custom to start- 5 dollars trial credits
- Pay as you go after
- No permanent free tier
- Full platform access
- Per-second billing
- Compute from about 1.94 dollars per month
- Volumes at 0.15 dollars per GB
- Egress at 0.02 dollars per GB
- Custom pricing
- Dedicated support
- Advanced compliance
- SLA
Heroku
$5/mo to start- 1,000 dyno hours (shared)
- Sleeps after 30 min idle
- Good for hobby/low-traffic
- Custom domains
- No sleeping
- Custom domains and SSL
- Metrics
- No horizontal scaling
- Horizontal scaling
- Preboot and zero-downtime deploys
- App metrics
- Autoscaling (2x)
- Dedicated resources
- Highest performance
- Autoscaling
- Large memory/CPU
Total cost of ownership factors
Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.
Pros & Cons
Fly.io vs Heroku: strengths and trade-offs
Fly.io
Pros
- Free trial offered
- Compliance: SOC 2, GDPR, HIPAA
- Public API available
Cons
- No free plan
- Pricing is quote-based (less transparent)
- Fewer native integrations than the alternative
Heroku
Pros
- Broad integration ecosystem (10)
- Compliance: SOC 2, ISO 27001, GDPR
- Stronger AI / automation features
- Public API available
Cons
- No free plan
- No free trial
Buyer Fit
Who should use Fly.io vs Heroku?
Startups
Heroku
Heroku keeps early-stage costs lowest with its entry tier.
Small businesses
Heroku
Heroku offers the most accessible pricing for lean teams.
Agencies
Heroku
Heroku connects to more tools for multi-client workflows.
Enterprises
Heroku
Heroku leads on compliance and breadth for complex needs.
Ecommerce
Heroku
Heroku integrates with more of the commerce stack.
SaaS companies
Heroku
Heroku is the more developer- and automation-friendly choice.
Integration overlap
Shared integrations (2)
Only in Fly.io (6)
Only in Heroku (8)
Keep Exploring
Other alternatives worth considering
Similar devops tools products buyers compare alongside Fly.io and Heroku.
Ask SIA which solution fits your business
SIA, Saaskart's AI buying assistant, weighs Fly.io and Heroku against your team size, budget, integrations and compliance needs — then recommends the right fit and the questions to ask each vendor.
Get a personalised recommendationFly.io vs Heroku — Frequently Asked Questions
What is the difference between Fly.io and Heroku?
Fly.io and Heroku are both DevOps Tools solutions. Fly.io is rated 0.0/5 by 0 users, while Heroku is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.
Which is better, Fly.io or Heroku?
Based on user ratings, Fly.io scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.
Which is cheaper, Fly.io or Heroku?
Both products have custom pricing. We recommend contacting both vendors for a quote tailored to your team size.
Does Fly.io or Heroku have a free plan?
Neither Fly.io nor Heroku currently offers a free plan, but Fly.io provides a free trial.
Can I switch from Fly.io to Heroku?
Switching between Fly.io and Heroku is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.
Who should use Fly.io vs Heroku?
Fly.io is best suited for teams that prioritise enterprise features. Heroku works well for budget-conscious buyers.
Our Verdict
The bottom line on Fly.io vs Heroku
Best Overall
Either
It's a tie balances user satisfaction and proven adoption.
Best for Startups
Heroku
Heroku has the friendliest entry point for new teams.
Best for Enterprise
Heroku
Heroku leads on compliance and feature breadth.
Best Value
Heroku
Heroku delivers the lowest cost to get started.
Best AI Features
Heroku
Heroku ships more AI and automation.
Highest Rated
Either
Both earn equal user ratings.