Uploadcare, Canto, Bunny.net, Portfolio

Side by side on what we have verified on each vendor’s own pages. Where a fact was not checked, the table says so rather than leaving a blank that reads as “no”.

What decides it · Runs on your own servers

If the files genuinely cannot leave your infrastructure, this is not a close race — the platforms marked No below should not be on the call at all.

Uploadcare

Canto

Bunny.net

Portfolio

Yes

Everything else

Uploadcare

Canto

Bunny.net

Portfolio

Verdict

A developer-first file upload and CDN/media-processing API for apps, pitched as a lighter, faster-to-integrate alternative to Cloudinary for teams that don't need its full DAM/video/AI stack.

A DAM built around search and tagging for mid-market teams, with unlimited free view-only accounts but per-seat pricing for editors that only appears after a sales quote.

A CDN and edge-computing platform bundling storage, video streaming, DNS and image optimization, aimed at developers and cost-conscious teams as an alternative to larger CDN providers.

An on-premise DAM known for deep metadata and search, for existing Portfolio users who size and maintain their own server, now under Axle AI ownership after a March 2026 acquisition.

Price published

Yes

Billed on

Operations, traffic and storage, with published overage rates

Team size and storage volume

Primarily pay-as-you-go per GB of bandwidth/storage (CDN from $0.01/GB standard, volume network from $0.005/GB down to $0.002/GB; Storage from $0.01/GB standard tier, $0.02/GB edge SSD tier; Stream storage from $0.01/GB and CDN from $0.005/GB), with a $1/month account minimum. Bunny Optimizer is a flat $9.50/month per website (unlimited optimizations). No per-request fees. Enterprise-scale volume (above 2PB) requires contacting sales.

Quoted per customer; the licensing model was preserved through the change of owner

Deployment

Cloud

On-premise

Free plan

Yes

Free trial

Yes

Transparency index

70%

20%

Not checked

25%

Most common complaint

The free tier is stated as personal use only

The tiers are named and described but cannot be compared on cost

Not checked

It changed hands in March 2026, so anything written before that date describes it as an Extensis product

“Not checked” means exactly that: we have not verified it, not that the platform lacks it. Every other value was read off the vendor’s own pages on the date shown on each platform page.

What to ask on the demo

One question per platform, drawn from what actually goes wrong with it — not a generic checklist. Vendors run the demo; this hands the agenda back to you.

Uploadcare The free tier is stated as personal use only — ask them to answer this in writing before the trial.

Canto The tiers are named and described but cannot be compared on cost — ask them to answer this in writing before the trial.

Portfolio It changed hands in March 2026, so anything written before that date describes it as an Extensis product — ask them to answer this in writing before the trial.

No email required — the page prints as it stands.