ConfigCat vs Flagsmith
An honest, mathematical pricing and capability comparison for developers and engineering leaders.
What this comparison covers
One application. Requests mean SDK configuration fetches, not local flag evaluations or monthly users. Match actual SDK polling and caching before comparing. Flagsmith identity and trait writes are excluded. ConfigCat transfer is entered separately. Taxes, custom contracts, self-hosting and optional add-ons are excluded.
Evaluating 2 products from 2 published in this category. USD monthly equivalents, before tax. Features and service compatibility need separate evaluation.
- Configuration fetches
- 500,000 fetches / month
- Configuration transfer
- 2 GB / month
- Feature flags
- 10 flags
- Environments
- 2 environments
- Team members
- 3 people
ConfigCat
Hosted configuration downloads with local flag evaluation.
$0 / month
Forever Free
Official pricing · Checked 2026-10-07
Cost breakdown and exclusions
- Monthly subscription: $0
- One application; unlimited team members. Audit history lasts 7 days. Local evaluations are not metered. Free and Pro also limit targeting rules and segments; verify these before choosing.
- Taxes, promotions, prorations, negotiated contracts and optional add-ons.
- Download/traffic add-ons, dedicated hosting and multi-product configurations.
Flagsmith
Cloud feature flags with bounded request allowances.
$45.00 / month
Start-Up
Official pricing · Checked 2026-10-07
Cost breakdown and exclusions
- Monthly subscription: $45.00
- One application using configuration fetches and local evaluation; no identity or trait writes. Unlimited flags and environments are subject to fair use. Network GB is a ConfigCat-specific input; Flagsmith publishes no separate traffic meter for these base plans.
- Taxes, promotions, prorations, negotiated contracts and optional add-ons.
- Request overage, extra seats, private cloud, self-hosting and enterprise contracts.
Detailed Verdict: When to Choose Which
Based on sourced pricing models, included allowances, and the stated workload requirements.
Evidence for ConfigCat:
- Forever Free: $0/month at this workload.
- One application; unlimited team members. Audit history lasts 7 days. Local evaluations are not metered. Free and Pro also limit targeting rules and segments; verify these before choosing.
- Excluded: Taxes, promotions, prorations, negotiated contracts and optional add-ons.
- Excluded: Download/traffic add-ons, dedicated hosting and multi-product configurations.
- Pricing observation: 2026-10-07.
Evidence for Flagsmith:
- Start-Up: $45.00/month at this workload.
- One application using configuration fetches and local evaluation; no identity or trait writes. Unlimited flags and environments are subject to fair use. Network GB is a ConfigCat-specific input; Flagsmith publishes no separate traffic meter for these base plans.
- Excluded: Taxes, promotions, prorations, negotiated contracts and optional add-ons.
- Excluded: Request overage, extra seats, private cloud, self-hosting and enterprise contracts.
- Pricing observation: 2026-10-07.
Specification & Capability Matrix
Side-by-side comparison of baseline pricing, free allowances, supported developer capabilities, and verification dates.
| Feature / Metric | ConfigCat | Flagsmith | Edge |
|---|---|---|---|
| Selected plan | Forever Free | Start-Up | Tied |
| Monthly cost at stated workload | $0/month | $45.00/month | ConfigCat |
| Billing commitment | Monthly pricing model | Monthly pricing model | Tied |
| Audit logsThe priced plan includes administrative flag-change history; retention varies by plan. | Documented on selected plan | Not confirmed on selected plan | Tied |
| Pricing observation date | 2026-10-07 | 2026-10-07 | Tied |
Real-World Workload Scenarios
Compare estimated monthly costs across stated workload profiles before deploying.
Solo release
One developer with light configuration polling.
Small release team
Three teammates managing a growing application's rollouts.
Busy release team
Five teammates and five million configuration fetches.
Interactive Workload Calculator
Slide to match your projected monthly volume and watch how each pricing model reacts.
ConfigCat vs Flagsmith FAQ
Direct answers to key technical, pricing, and migration questions.
Is ConfigCat cheaper than Flagsmith?
ConfigCat costs $45.00 less per month than Flagsmith at this workload. This compares modeled charges, not overall product quality.
What does this comparison cover?
One application. Requests mean SDK configuration fetches, not local flag evaluations or monthly users. Match actual SDK polling and caching before comparing. Flagsmith identity and trait writes are excluded. ConfigCat transfer is entered separately. Taxes, custom contracts, self-hosting and optional add-ons are excluded. Estimates cover modeled fees at the stated usage. Review selected-plan warnings and exclusions; taxes, migration effort and unmodeled requirements are not a savings promise.
How is pricing freshness handled?
The displayed observation dates belong to the selected plans. Stale, future-dated, quote-only or otherwise ineligible estimates do not receive a price ranking. Consult the linked vendor sources before purchasing.