OutSystems
Stackby
| Feature | OutSystems | Stackby |
|---|---|---|
| Pricing | Free only | Free / from $5/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.3 / 5 | 4.1 / 5 |
| Best For | enterprises, it-departments, digital-transformation, large-organizations | small-businesses, solopreneurs, budget-conscious-teams, non-technical-users |
| Founded | 2001 | 2019 |
| Visual Development | ✓ | ✗ |
| Ai Assistant | ✓ | ✗ |
| Full Stack | ✓ | ✗ |
| Cloud Native | ✓ | ✗ |
| Devops Built In | ✓ | ✗ |
| Security Compliance | ✓ | ✗ |
| Integration Hub | ✓ | ✗ |
| Api Columns | ✗ | ✓ |
| Column Types | ✗ | ✓ |
| Views | ✗ | ✓ |
| Forms | ✗ | ✓ |
| Automations | ✗ | ✓ |
| Pre Built Templates | ✗ | ✓ |
✓ OutSystems Pros
- Enterprise-grade security and compliance
- Full-stack development with visual tools
- AI-powered development assistant (AI Mentor)
- Strong performance and scalability
✗ OutSystems Cons
- Expensive enterprise pricing
- Vendor lock-in concerns
- Requires training to use effectively
✓ Stackby Pros
- Very affordable pricing
- API column type for live data
- Pre-built templates for common use cases
- Good Airtable alternative
✗ Stackby Cons
- Smaller user community
- UI less polished than competitors
- Limited automation capabilities
The Verdict
OutSystems is built for enterprises and it departments, with a focus on visual-development and ai-assistant. Stackby targets small businesses and solopreneurs and leads with api-columns and column-types.
OutSystems uses custom enterprise pricing, while Stackby starts at $5/mo — a tangible advantage for teams with a fixed budget.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, OutSystems offers broader built-in capabilities (7 features vs 6), while Stackby takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.