Comparison

Pearson Authenticity Check vs HashDoc

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Pearson Authenticity Check

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Easily verify the originality of your document. Simply scan the QR-Code on your document and get the confirmation of originality. ValiGate® is a security marking developed by leading security solution provider SCRIBOS GmbH. The QR-Code on your product contains a specific security feature analyzed by the App.

About

HashDoc

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Tamper-proof auditable evidence for your documents. Choose a file, and HashDoc creates a cryptographic hash on your device, seals that hash on the blockchain, and generates a proof you can store, share, and verify later. Your original files stay on your device and private at all times. Use HashDoc to: Create proof for documents, deeds, audits, code, photos, and video Generate a shareable proof PDF Verify whether a file still matches its original seal Add optional account-backed attribution Keep control of your files with local-first handling and full privacy HashDoc is built for auditors, creators, IP professionals, compliance teams and individuals who need a clear integrity trail for the files that matter most. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula Terms of Use: https://www.proofstack.eu/iosapptermsofuse/ Privacy Policy: https://www.proofstack.eu/iosappprivacypolicy/ Disclaimer: https://www.proofstack.eu/iosappdisclaimer/ FAQ Evidentiary use: https://www.proofstack.eu/iosappfaq/

Screenshots

Pearson Authenticity Check4 screens
HashDoc4 screens

Verdict

The call

The clearest difference is in-app purchases: Pearson Authenticity Check at none against HashDoc's 3. Pearson Authenticity Check also leads on iOS requirement (14.0 vs 26.0). HashDoc's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. HashDoc sells 3 in-app purchases, starting at $3.99 per month. Pearson Authenticity Check asks for nothing beyond the download.

UpkeepUpdate frequency

Pearson Authenticity Check ships an update every 2 months, HashDoc every 2 weeks. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

Scorecard3 real differences · 3 level
Pearson Authenticity Check versus HashDoc: the parameters behind the verdict, then further details
ParameterPearson Authenticity CheckHashDoc
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS14.0 — better26.0
Further details — not scored
Size11 MB10 MB
Age rating4+17+
Developerscribos GmbHImpact Makers (Apps)

In-app purchases

None

Pearson Authenticity Check

No in-app purchases

3 purchases

HashDoc

Subscriptions3
  • Basic$3.991 Month
  • Premium$11.991 Month
  • Pro$69.991 Month

Questions

Is Pearson Authenticity Check free?
Pearson Authenticity Check is free to download, with no in-app purchases.
Is HashDoc free?
HashDoc is free to download, with in-app purchases available.
Do Pearson Authenticity Check or HashDoc have ads?
Neither Pearson Authenticity Check nor HashDoc shows ads.
Which is updated more often, Pearson Authenticity Check or HashDoc?
Pearson Authenticity Check ships an update every 2 months, and HashDoc every 2 weeks. Most recently, Pearson Authenticity Check was updated on September 8, 2026 and HashDoc on September 9, 2026.

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