EDC platform review

Ledidi Core review

Ledidi Core is a cloud platform that combines study design, form and eCRF data capture, statistical analysis and visualisation for health research projects and clinical registries. It is used mainly by hospitals, universities and registry teams, including Norway's South-Eastern Regional Health Authority and Weill Cornell Medicine.

Facts checked: November 2026 · Rank 13 of 18 · How we rank

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Our score: 6.0/10
Best for: Registries and simple observational studies needing built-in statistics
Pricing: Per-user subscription
Vendor: Ledidi AS, Oslo, Norway

Unique feature

Statistics built into data capture

Weill Cornell describes built-in descriptive statistics, parametric and non-parametric tests, regression, contingency tables and survival analysis in the same platform used for data entry.

Fit

Who Ledidi Core suits

Best for

Clinical registries and clinical audit or service evaluation projects
Simple observational studies that need built-in analysis
Multicentre academic collaborations across institutions

Less suited to

Drug trials (Oslo University Hospital's trials unit advised against this in 2024)
Randomised trials needing built-in randomisation
Studies needing e-signatures, query management or CDISC exports

Features

Key features

What the vendor documents publicly, checked against its own pages. “Not stated” means we could not confirm it, not that it is missing.

✓ Yes◐ Partly+ Add-on– No? Not stated

+Vendor builds your databasePaid scientific support for study and database design (G-Cloud 13)
✓Build forms yourselfDo-it-yourself study design; researchers build projects themselves
◐Audit trailForm history kept; 2024 hospital review found reasons and deletions untracked
–Electronic signaturesNo e-signature function (Oslo University Hospital review, 2024)
◐Edit checks at data entrySimple value restrictions; no cross-form checks (2024 review)
–Queries and source data verificationNo query management or SDV function (2024 review)
–RandomisationRandomisation not available (2024 review)
◐ePRO and participant self-entryG-Cloud 14 lists survey data capture; 2024 review found no patient entry
?eConsent
–Offline mobile data collectionBrowser-based, no installable app; offline use not mentioned
?Forms in several languages
–CDISC export (ODM / SDTM)Exports CSV data and statistics, and SVG figures
✓Built-in reports and dashboardsReal-time descriptive statistics, graphs and reporting
✓Built-in statistical analysisParametric and non-parametric tests, regression, survival analysis
?Numbered tables, figures and listings
✓APIVendor says all app functionality is supported as APIs
?Free or open-source optionG-Cloud 14: 30-day free trial; 2022 listing showed limited free plan

Verdict

Strengths and limitations

Strengths

Statistical tests and graphs built into the same platform
Per-user price published on the UK G-Cloud marketplace
Vendor states ISO 27001 and EEA hosting

Limitations

No randomisation or e-signatures per 2024 hospital trials unit review
Exports limited to CSV data and SVG figures; no CDISC
Browser only; no offline mobile app

Details

Pricing, hosting and regulation

Pricing

Per-user subscription. Published prices: £30 to £60 a user a month (G-Cloud 14 listing). Pricing source.

Hosting and security

Hosting regions: European Economic Area (vendor-stated). Vendor-hosted SaaS on AWS public cloud; customers cannot choose the storage location. No self-hosting option stated.

Certifications: ISO/IEC 27001 (vendor; accredited by Kiwa AS, December 2022), Cyber Essentials (vendor), HIPAA compliance attestation report (vendor).

Regulatory support

Vendor cites compliance with GDPR and other privacy regulations and a HIPAA attestation report; 21 CFR Part 11 not mentioned.. Whatever the software offers, your own procedures, validation and training are still needed for a regulated study.

Scale and set-up

Single- or multicentre projects and registries; vendor states unlimited projects at no extra cost. Oslo University Hospital's trials unit suggests it for simple, non-complex studies.. Self-service SaaS with no installation; vendor says solutions can be used immediately. Free technical support; paid scientific support for design and statistics..

Alternatives

Sources (checked November 2026)