Mylio, CELUM, Cloudflare Images, ACDSee

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.

Mylio

Yes

CELUM

Cloudflare Images

ACDSee

Yes

Everything else

Mylio

CELUM

Cloudflare Images

ACDSee

Verdict

A peer-to-device photo sync and library tool for individuals and families with photos spread across computers, phones and tablets who want them synced without uploading to a public cloud.

An enterprise DAM bundled with workflow and creative-review tools, aimed at mid-to-large manufacturing and consumer brands needing deep Adobe/PIM/CMS/e-shop integration and partner-led setup.

A cloud service for storing, resizing, optimizing and delivering images via API and CDN, aimed at developers building web and mobile apps that handle images at scale.

A disk-native photo cataloguer and batch editor sold as a one-off perpetual licence, for photographers with large libraries who don't need Lightroom/Capture One-level RAW editing.

Price published

Yes

Billed on

Personal, Family and Business plans; no amounts on the page

Quoted per customer

Storage ($5 / 100,000 images stored / month), delivery ($1 / 100,000 images delivered / month), and transformations (first 5,000 unique transformations/month free, then $0.50 / 1,000 unique transformations/month). A unique transformation is billed per distinct parameter combination (e.g. same image at 100x100 and 200x200 counts as two). Storage/delivery charges apply only to images hosted in Cloudflare Images; transforming externally-hosted images is billed only under transformations.

One-off perpetual licence; a cloud subscription is sold separately

Deployment

On-premise, Cloud

Cloud

On-premise

Free plan

Free trial

Yes

Transparency index

50%

Not checked

90%

Most common complaint

Three plans are named and none is priced on the pricing page

The pricing page contains neither tiers nor figures

Not checked

The published prices are promotional and dated; list price is roughly double

“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.

Mylio Three plans are named and none is priced on the pricing page — ask them to answer this in writing before the trial.

CELUM The pricing page contains neither tiers nor figures — ask them to answer this in writing before the trial.

ACDSee The published prices are promotional and dated; list price is roughly double — ask them to answer this in writing before the trial.

No email required — the page prints as it stands.