VDSeal Reader vs VerifiO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VDSeal Reader
This application verifies visual digital seals (VDS) found on normalized barcodes. It supports various 2D-Doc barcode specifications and the VDS standard, ensuring the authenticity of digital signatures.
- Verifies visual digital seals (VDS)
- Supports 2D-Doc barcodes up to version 3
- Handles VDS standard up to version 4
- Verifies digital signatures on barcodes
- Reads normalized barcodes
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VDSeal Reader is a visual digital seal (VDS) verification application of a normalized barcode secured with a digital signature. The current version of VDSeal Reader verifies all 2D-Doc barcodes as defined by the specifications published by the National Agency for Secure Identity Documents (https://ants.gouv.fr/Les-solutions/2D-Doc) up to version 3. It also takes into account the specifications currently undergoing normalization by the French Association for NORmalization, of the VDS standard as defined by the Visual Digital Seal International Council (https://aigcev.org/) up to version 4.
VerifiO
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VerifiO let you validate a visible digital seal (VDS) issued on a printed document to guarantee its authenticity, even once it’s been printed. Compatible with VDS issued by Notarius and its partners. To validate a VDS code, use the "Scan" menu to center the camera on the code in order to get a clear and optimal size image.
Screenshots
Verdict
The clearest difference is iOS requirement: VerifiO at 11.0 against VDSeal Reader's 15.0. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.
| Parameter | VDSeal Reader | VerifiO |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Lex Persona | Notarius |
In-app purchases
VDSeal Reader
No in-app purchases
VerifiO
No in-app purchases
Questions
Is VDSeal Reader free?
Is VerifiO free?
Do VDSeal Reader or VerifiO have ads?
Which is updated more often, VDSeal Reader or VerifiO?
Other comparisons
