Comparison

DocKit vs P7M Viewer · P7M Reader

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

Head to head
About

DocKit

Features
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DocKit is the simplest and most secure way to open and verify .p7m files on iPhone and iPad. OPEN P7M FILES FROM ANYWHERE Import P7M files directly from Mail, Files, Safari, or any cloud app. DocKit automatically recognizes the enclosed document -- PDF, XML, images -- and displays it instantly. REAL DIGITAL SIGNATURE VERIFICATION We don't just show the certificate. DocKit verifies the cryptographic signature against the official Trusted Service List (TSL) from AgID (Italy) and ADR (Romania). You instantly know if the signature is valid, expired, or untrusted. FULL CERTIFICATE DETAILS View signer name, organization, fiscal code, signing date, certificate expiry, issuing authority, and cryptographic algorithm used. ELECTRONIC INVOICES Open electronic invoices in XML or XML.P7M format received via certified email and view them in a clear, structured layout. Full support for the Italian FatturaPA format. PRIVACY FIRST Zero tracking. Zero analytics. Zero servers. All parsing and verification happen locally on your device. Your documents never leave your iPhone. Unlike other apps, DocKit collects no personal data whatsoever. SUPPORTED FORMATS - .p7m files (CAdES - PKCS#7 cryptographic envelope) - XML electronic invoices (FatturaPA) - Digitally signed PDF documents - Signed XML invoices in P7M envelope BUILT FOR PROFESSIONALS Lawyers, accountants, notaries, public administration employees, engineers, architects -- anyone who works with digitally signed documents will find DocKit an essential tool. DOCUMENT EXPORT Extract the original document from the P7M envelope and save it to Files: - Single export: EUR 1.99 (one-time per document) - DocKit Pro annual: EUR 5.99/year for unlimited exports Auto-renews. Cancel anytime from Settings. --- Support: support@capita.srl Privacy Policy: https://capita.srl/dockit/privacy Terms: https://capita.srl/dockit/terms What's New: Welcome to DocKit! - Open .p7m files from Mail, Files, and Safari - Real cryptographic signature verification with AgID trust list - View full signer certificate details - FatturaPA electronic invoices in readable format - Export original document (single or Pro) - Zero tracking, everything on-device - Italian, Romanian, and English support

About

P7M Viewer · P7M Reader

Features
Read full description

P7M Viewer is a dedicated utility for opening, inspecting, and converting P7M, P7S, and digitally signed PKCS#7 documents on iPhone, iPad, and Mac. P7M AND DIGITAL SIGNATURE VIEWER Open .p7m, .p7s, .p7c, .xml.p7m, and .pdf.p7m files instantly on your device. Inspect signed payloads, CAdES, PAdES, and S/MIME envelopes. ELECTRONIC INVOICE VIEWER View structured FatturaPA and SDI electronic invoices with dedicated sections for supplier details, customer records, invoice lines, VAT breakdown, and payment due dates. CERTIFICATE AND SIGNATURE VERIFICATION Inspect signers, certificate authority, signing timestamp, and cryptographic validity directly on your hardware. EXPORT TO PDF Convert invoices and signed XML documents into clean, readable PDF files with a single tap for archiving and sharing. BATCH ZIP HANDLING Extract and parse multiple signed files packaged in ZIP archives in one unified workflow. PRIVACY AND ON-DEVICE SECURITY All decryption, signature checks, and PDF exports run strictly on your device. No documents are uploaded to cloud servers. Privacy Policy: https://rush.tools/privacy Terms of Use: https://rush.tools/terms

Screenshots

DocKit4 screens
P7M Viewer · P7M Reader4 screens

Verdict

The call

The clearest difference is device support: P7M Viewer · P7M Reader at 4 against DocKit's 2. P7M Viewer · P7M Reader also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and in-app purchases 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. DocKit sells 3 in-app purchases, starting at $8.99 per year and P7M Viewer · P7M Reader sells 6 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

DocKit ships an update every 5 days, P7M Viewer · P7M Reader weekly. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 4 level
DocKit versus P7M Viewer · P7M Reader: the parameters behind the verdict, then further details
ParameterDocKitP7M Viewer · P7M Reader
PriceFreeFree
Update frequencyEvery 5 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS17.015.0 — better
Further details — not scored
Size11 MB40 MB
Age rating4+4+
DeveloperCAPITA srlRush Tools LLC

In-app purchases

3 purchases

DocKit

Subscriptions1
  • DocKit Pro — Annual$8.991 Year
One-time2
  • DocKit Pro — Single$1.99
  • DocKit Pro — Lifetime$22.99
6 purchases

P7M Viewer · P7M Reader

Subscriptions4
  • Weekly Access$2.997 Days
  • Weekly Access3 Days trial$6.997 Days
  • Annual Access$17.991 Year
Show 1 more
  • Annual Access$59.991 Year
One-time2
  • Lifetime Access$34.99
  • Lifetime Access$99.99

Questions

Is DocKit free?
DocKit is free to download, with in-app purchases available.
Is P7M Viewer · P7M Reader free?
P7M Viewer · P7M Reader is free to download, with in-app purchases available.
Do DocKit or P7M Viewer · P7M Reader have ads?
Neither DocKit nor P7M Viewer · P7M Reader shows ads.
Which is updated more often, DocKit or P7M Viewer · P7M Reader?
DocKit ships an update every 5 days, and P7M Viewer · P7M Reader weekly. Most recently, DocKit was updated on October 31, 2026 and P7M Viewer · P7M Reader on November 6, 2026.

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