Cycling through all six. Tap any point to stop.

Measured on six things

Convert EML files to PST format with attachments intact.

Security

HTTPS enforced but missing HSTS, CSP, frame protection, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, and DMARC. 3/12 on the header probe. Below category norms.

Screenshots

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WholeClear EML to PST Converter

About this app

WholeClear EML to PST Converter is a versatile email migration utility that lets users convert EML files to PST for easy access in Microsoft Outlook. It supports batch conversion of EML files while preserving email messages, sender and recipient details, subject, date and attachments. The software lets users move emails from EML-based clients, including Windows Live Mail, Outlook Express, and Thunderbird to Outlook-compatible PST format with no data loss. It runs on all versions of Windows (11, 10, 8, 7, XP, Vista, etc.) macOS 12+ and earlier versions and Linux x64 systems. Users can also open EML files in Outlook 2021, 2019, 2016, 2013 and previous versions. The user-friendly interface helps individual users as well as technical users. The utility is accessible in several languages and has no limitations on the file size. Users can select and preview EML messages before starting the conversion. Pre-installation of Outlook and external tools is not required to complete the process.

Key features

1Batch conversion of EML files to PST with folder hierarchy and metadata (sender, recipient, subject, date, attachments) preserved.
2Cross-platform support: Windows 11/10/8/7/XP/Vista, macOS 12+ (Intel and Apple Silicon), and Linux x64.
3Free demo available (capped at 25 items) with preview of EML messages before conversion; no Outlook installation required.

Target customer profile

Drawn from the product itself, not from a survey.

Demographic

Individual users migrating from Windows Live Mail

Pain points

Difficulty in importing old EML files into Outlook

Primary needs

Seamless conversion with attachments and metadata preserved

Demographic

IT professionals handling email migrations

Pain points

Time-consuming manual conversion and risk of data loss

Primary needs

Batch conversion and support for multiple EML sources

Demographic

Small businesses switching email clients

Pain points

Lack of technical expertise and budget constraints

Primary needs

Affordable, easy-to-use tool with cross-platform compatibility

Scout Review

Written by AI from measured evidence, scored out of 100.

WholeClear EML to PST Converter is a competent, fast, no-frills utility for a specific and shrinking job: getting EML files out of legacy email clients and into Outlook PST format. It does that job well — the docs are clear, the wizard is straightforward, and the site loads like a dream (99/100 desktop Lighthouse). But the design is dated, the pricing page is a configurator maze, the free demo caps at 25 items, and the security posture is thin (3/12 on the header probe, no HSTS, no CSP, no DMARC). Against Softaken, its listed alternative, it offers no obvious advantage — same features, same target, same limitations. If you need this specific conversion and you're on a tight budget, it'll work. If you're choosing between tools, there's nothing here that makes the choice obvious.

Measure by measure

Usability

Docs give a clean 4-step wizard and a free demo exists, but the demo caps at 25 items and pricing requires a toggle maze before you see a number. Solid, not smooth.

Design

Dense ALL-CAPS hero, bullet-list feature dump, and screenshots buried in the footer. Functional but dated; the pricing configurator is a wall of toggles. Behind modern SaaS peers.

Speed

Lighthouse mobile 88/100 (LCP 3.2s, CLS 0, TBT 0ms), desktop 99/100. Lightweight, stable page with no heavy SPA overhead. LCP is the only soft spot.

Security

HTTPS enforced but missing HSTS, CSP, frame protection, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, and DMARC. 3/12 on the header probe. Below category norms.

Accessibility

Lighthouse a11y 92/100, but heading order is broken, links rely on color alone, and there's no main landmark. Multi-language support is a plus; no WCAG statement found.

Growth

Real problem, but EML-to-PST migration is a shrinking legacy niche and the product is one of 14 interchangeable converters in a bundle. No wedge over Softaken.

Improvement areas

Security headers are largely absent (3/12 on probe): no HSTS, CSP, frame protection, X-Content-Type-Options, Referrer-Policy, or DMARC.
Pricing page is a feature-bundle configurator with no static price list, making cost comparison difficult before purchase.
Free demo caps at 25 items, limiting users' ability to validate the tool against a real-world archive before buying.

Design & Usability

WholeClear EML to PST Converter looks like it was designed by someone who learned web design from a 2010 SEO checklist and never updated. The homepage opens with an ALL-CAPS heading that repeats the product name twice, then dumps a bullet list of features with no screenshots above the fold — those are buried in a footer link cluster. The pricing page is worse: a configurator with 14 feature toggles across three platforms and three tiers, and you can't see a single price until you've built your own software suite. On usability, the docs page is genuinely decent — a clean four-step wizard (Source → Explorer → Destination → Convert) that matches the actual UI flow. But the free demo caps at 25 items, which is enough to prove the tool works and not enough to prove it works on your 4,000-email archive. The product does its job; it just makes you work to find out how much it costs and whether it'll handle your real workload.

Speed & Security

Speed is where this tool actually shines. Lighthouse mobile performance lands at 88/100 with an LCP of 3.2s, CLS of 0, and TBT of 0ms; desktop hits 99/100. That's a lightweight, stable page with no heavy SPA framework dragging it down — the only soft spot is the 3.2s mobile LCP, which is fine but not exceptional. Security is the opposite story. HTTPS is enforced, and SPF is present, but the probe found no HSTS, no CSP, no frame protection, no X-Content-Type-Options, no Referrer-Policy, no Permissions-Policy, and no DMARC. That's 3 out of 12 checklist points. For a tool that handles email archives — messages, attachments, sender and recipient metadata — the absence of basic hardening headers is a real gap, not just a missing certificate. There's no published SOC 2, no security page, no bug bounty, and no data-handling transparency beyond the standard privacy policy. The product is fast and the security posture is thin.

Accessibility & Growth

Accessibility scores 92/100 on Lighthouse, which sounds strong until you read the failing audits: heading elements aren't in sequential order, links rely on color alone to be distinguishable, and the document has no main landmark. Those are real barriers for screen reader and keyboard users, not nitpicks. The site does claim multi-language support for the utility, which is a genuine plus, but there's no published WCAG statement or accessibility page. On growth, the picture is more complicated. The problem is real — migrating EML files from Windows Live Mail, Outlook Express, or Thunderbird into Outlook PST format is a genuine headache for individuals and small businesses. But the category is shrinking: those legacy clients are dying, and the remaining users are increasingly served by free or bundled tools. WholeClear's own pricing page reveals the strategy — this converter is one of 14 tools in a bundle configurator, which means it's a portfolio play, not a focused bet. Against Softaken, the listed alternative, there's no clear wedge: both do batch conversion, both preserve metadata, both support the same clients. The domain is 7.1 years old and the product has social profiles, so it's established — but established in a niche that's contracting, not expanding.

Conclusion

The verdict is simple: this is a tool that works, and that's about all you can say for it. It converts EML to PST, it preserves metadata, it runs on Windows, macOS, and Linux, and it loads faster than most sites you'll visit today. But it's also a product that hasn't evolved past its 2019 launch — the design is dated, the pricing is opaque until you've clicked through a configurator, the demo is artificially capped, and the security headers are missing in action. In a category where the underlying need is shrinking and the alternatives are functionally identical, 'it works' isn't a strong enough pitch. If you're already committed to the WholeClear ecosystem, fine. If you're comparison shopping, download both demos, run your real archive through each, and let the results decide. The tool won't embarrass you. It just won't impress you either.

Suggestions for improvement

Publish a static pricing table with actual numbers — the configurator hides the price until you've built a bundle, which kills comparison shopping.
Raise the free demo cap from 25 items to at least a few hundred so users can test against a real archive before buying.
Add HSTS, CSP, X-Content-Type-Options, Referrer-Policy, and DMARC — the header probe scored 3/12 and this tool handles sensitive email data.
Surface screenshots and a 30-second demo video in the hero instead of burying them in the footer; the current above-the-fold experience is a wall of text.

How we score

Alternatives comparison

Named competitors, point by point. Nobody paid to appear here or to be left out.

	WholeClear EML to PST Converter	Softaken EML to PST Converter
Batch conversion of EML files to PST	Yes — folder mode supports bulk EML conversion with no file count or size limit.	Yes — batch conversion with full folder hierarchy and attachments preserved.
Metadata and attachment preservation	Preserves to, cc, bcc, sent, from, subject, date, time, RTF/HTML formatting, and attachments.	Preserves email properties, attachments, and folder hierarchy.
Cross-platform support	Windows (11 down to XP/Vista), macOS 12+ (Intel and Apple Silicon), Linux x64.	Windows-based utility; macOS and Linux support not specified on product page.
Free demo / trial availability	Free demo available, capped at 25 items per conversion.	Free demo version available for evaluation before purchase.
Outlook installation required	No — standalone utility; Outlook and external tools not required.	No — standalone conversion tool; Outlook not required for the conversion process.
Pricing transparency	Configurator-based pricing with 14 feature toggles, 3 platforms, 3 tiers; no static price list shown.	Standard product page with pricing tiers listed directly.