Is Aiven or RAD Studio better?

Neither clearly leads. Aiven starts at Free and RAD Studio at $2000/perpetual, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.

Which is cheaper, Aiven or RAD Studio?

Aiven has a free tier; the other does not. Paid plans start at Free for Aiven and $2000/perpetual for RAD Studio.

Does Aiven or RAD Studio run on more platforms?

Aiven runs on Web, Aws, Azure, Gcp, Do. RAD Studio runs on Web.

Can I use Aiven for free?

Yes. Aiven has a free tier, so you can try it without paying. RAD Studio starts at $2000/perpetual.

What is Aiven best used for?

Aiven is most often used for running managed open source databases without operating them, multi-cloud deployment across aws, google cloud, azure, digitalocean, ovh and upcloud, highly available data services with automatic failover, prototyping on a small free instance before scaling up. Of those, running managed open source databases without operating them and multi-cloud deployment across aws, google cloud, azure, digitalocean, ovh and upcloud are not what RAD Studio is typically brought in for.

What can Aiven do that RAD Studio cannot?

Aiven covers Multi-cloud Support, Automated Backups, Seamless Upgrades, VPC Peering.

Databases · head to head

Aiven vs RAD Studio

Aiven

Databases

Fully managed open source data infrastructure cloud

From: Free
Free plan: Yes

Visit Aiven Full review

RAD Studio

Developer Tools

Cross-platform native app development with Delphi and C++Builder

From: $2000/perpetual
Free plan: No

Visit RAD Studio Full review

The short version

Aiven is a fully managed cloud data platform; RAD Studio is a cross-platform IDE.
Aiven has a free plan, then $19/mo; RAD Studio starts at $2000/mo.
Where Aiven falls short: the free plan gives 1 VM with 1 CPU, 1 GB RAM and 1 GB storage, and cannot pick a specific cloud or region.
Where RAD Studio falls short: professional edition costs $2,000 for the perpetual license plus $599 for year one maintenance, totaling $2,599 before tax.
Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Aiven and RAD Studio actually diverge.

Attributes where Aiven and RAD Studio differ
Attribute	Aiven	RAD Studio
Starting price	Free	$2000/perpetual
Pricing model	Usage-based	One-time
Free tier	Yes	No
Platforms	Web, Aws, Azure, Gcp, Do	Web
Category	Databases	Developer Tools

Not yet recorded: founded for RAD Studio.

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Aiven

Multi-cloud Support
Automated Backups
Seamless Upgrades
VPC Peering
End-to-end Encryption
Compliance
Observability
PostgreSQL

Only in RAD Studio

Nothing recorded that Aiven does not also cover.

What people use each for

The jobs each tool is most often brought in to do.

Aiven

Running managed open source databases without operating themnot RAD Studio
Multi-cloud deployment across AWS, Google Cloud, Azure, DigitalOcean, OVH and UpCloudnot RAD Studio
Highly available data services with automatic failovernot RAD Studio
Prototyping on a small free instance before scaling upnot RAD Studio

RAD Studio

Building Windows desktop applications with VCL componentsnot Aiven
Creating iOS and Android apps from shared Delphi codebasenot Aiven
Connecting to Oracle databases through FireDAC connectivitynot Aiven
Building REST web services that run on Linux serversnot Aiven

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Aiven

The free plan gives 1 VM with 1 CPU, 1 GB RAM and 1 GB storage, and cannot pick a specific cloud or region
Free and Developer tiers have no integrations and no connection pooling
Connection pooling, database forks and dynamic disk sizing need the Business or Premium plan
A 99.99 percent uptime SLA starts at the Startup plan from $75 a month
High availability with automatic failover starts at Business from $180 a month

RAD Studio

Professional edition costs $2,000 for the perpetual license plus $599 for year one maintenance, totaling $2,599 before tax
Enterprise edition steps up to $3,400 license plus $1,199 maintenance, and Architect edition to $4,416 license plus $2,183 maintenance
The perpetual license only entitles the buyer to updates for one year; continued access to new updates and upgrades requires an annually renewable Update Subscription

Pricing, plan by plan

Aiven

Free

Free TrialFree
- $300 credits
- 30 day trial
- All services
Startup$19/mo
- Single node
- Basic support
- Daily backups

RAD Studio

$2000/perpetual

Professional Edition$2,000 one-off
- Perpetual License
- First year maintenance $599
- Total $2,599 + Tax
Enterprise Edition$3,400 one-off
- Perpetual License
- First year maintenance $1,199
- Total $4,599 + Tax
Architect Edition$4,416 one-off
- Perpetual License
- First year maintenance $2,183
- Total $6,599 + Tax

Which should you pick?

Choose Aiven if

You need multi-cloud support.
You want to start without paying.
You work on Web, Aws, Azure, Gcp, Do.
You also want automated backups.

Aiven review

Choose RAD Studio if

Nothing in the data separates RAD Studio from Aiven on the points above - pick on price and on how each one feels to use.

RAD Studio review

Questions people ask

Is Aiven or RAD Studio better?: Neither clearly leads. Aiven starts at Free and RAD Studio at $2000/perpetual, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Aiven or RAD Studio?: Aiven has a free tier; the other does not. Paid plans start at Free for Aiven and $2000/perpetual for RAD Studio.
Does Aiven or RAD Studio run on more platforms?: Aiven runs on Web, Aws, Azure, Gcp, Do. RAD Studio runs on Web.
Can I use Aiven for free?: Yes. Aiven has a free tier, so you can try it without paying. RAD Studio starts at $2000/perpetual.
What is Aiven best used for?: Aiven is most often used for running managed open source databases without operating them, multi-cloud deployment across aws, google cloud, azure, digitalocean, ovh and upcloud, highly available data services with automatic failover, prototyping on a small free instance before scaling up. Of those, running managed open source databases without operating them and multi-cloud deployment across aws, google cloud, azure, digitalocean, ovh and upcloud are not what RAD Studio is typically brought in for.
What can Aiven do that RAD Studio cannot?: Aiven covers Multi-cloud Support, Automated Backups, Seamless Upgrades, VPC Peering.

Answered from the vendors’ own pages

Aiven: What does Aiven's free tier include and does it have any time limit?

The free tier includes PostgreSQL with 1 VM, 1 CPU, 1 GB RAM, and 1 GB storage with access to limited cloud and region selections. There are no time limitations on the free tier, though Aiven reserves the right to shut down accounts that violate policies or remain unused for extended periods.

Source

RAD Studio: How much does RAD Studio cost?

RAD Studio uses perpetual licensing: Professional Edition $2,000 perpetual license + $599 first year maintenance ($2,599 total + tax). Enterprise Edition $3,400 license + $1,199 maintenance ($4,599 total + tax). Architect Edition $4,416 license + $2,183 maintenance ($6,599 total + tax).

Source

Aiven: How is Aiven billed and what are the monthly costs for each tier?

Aiven bills services by the hour and invoices monthly, charging only for what you actually run. PostgreSQL pricing starts at 5 dollars per month for Developer, 12 dollars per month for Hobbyist, 75 dollars per month for Startup, 180 dollars per month for Business, and 270 dollars per month for Premium. All paid tiers offer hourly billing options as well.

Source

RAD Studio: What is the difference between RAD Studio editions?

Professional Edition ($2,599 total + tax) targets individual developers. Enterprise Edition ($4,599 total + tax) adds multi-tier app capabilities. Architect Edition ($6,599 total + tax) includes advanced database and cloud features. All three include perpetual licenses.

Source

Aiven: What backup retention periods are included at different Aiven tiers?

Backup retention increases with tier level: Startup tier provides 2 days of backup retention, Business tier offers 14 days, and Premium tier includes 30 days. Point-in-time restore is available on all paid tiers.

Source

RAD Studio: Does RAD Studio offer Kai AI integration and discounts?

Yes, adding Kai AI to any edition provides discounts: 25% off Professional ($2,136 + tax), 30% off Enterprise ($3,394 + tax), and 40% off Architect ($4,109 + tax). This promotion is active through August 31, 2026.

Source

Aiven: Is high availability included in Aiven pricing or charged separately?

High availability, backups, and routine maintenance are all included in the tier costs with no separate charges. The Business tier includes 2 VMs with automatic failover, and Premium includes 3 VMs with a second standby node.

Source

Aiven: Does Aiven offer a trial period to test premium features?

Aiven offers a 30-day free trial to access premium features beyond what the free plan provides.

Source

Aiven vs RAD Studio

Aiven

RAD Studio

The short version

Where they differ

What each one covers

Only in Aiven

Only in RAD Studio

What people use each for

Aiven

RAD Studio

Where each one falls short

Aiven

RAD Studio

Pricing, plan by plan

Aiven

RAD Studio

Which should you pick?

Choose Aiven if

Choose RAD Studio if

Questions people ask

Answered from the vendors’ own pages

Related pages

More on Aiven

More on RAD Studio

Keep looking

Other head to heads