BLine Mobile vs My Digital Vault
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BLine Mobile
Easily create visual comparisons of text changes from your mobile device. This tool is ideal for reviewing documents, discussing edits, or sending feedback. It also offers an extension for blacklining directly from other applications.
- Create blacklines from electronic or paper text
- Review documents and discuss changes
- Send comments and feedback
- Extension for blacklining from other apps
- Mobile document comparison tool
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BLine allows you to create blacklines—a common way of showing changes between two texts—from anywhere on your iOS device. The source text can be electronic or paper. A handy tool when reviewing documents, discussing changes, or sending comments. Also adds an extension that allows blacklining from other apps. For the terms of use, please see https://bsparrow.com/terms_of_use.html.
My Digital Vault
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Digital Vault is a mobile app that works like a digital safe to protect your valuable digital assets. With Digital Vault, you can safely store your important passwords and keep them protected. If you wish, the application uses biometric authentication to ensure that your data is always safe and private. Download Digital Vault today and keep your digital assets protected and secured.
Screenshots
Verdict
The clearest difference is in-app purchases: My Digital Vault at none against BLine Mobile's 2. My Digital Vault also leads on iOS requirement (13.0 vs 16.2). BLine Mobile's advantage is update cadence (every 3 weeks vs every 34 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
Both are free to download. BLine Mobile sells 2 in-app purchases, starting at $0.99 per month. My Digital Vault asks for nothing beyond the download.
BLine Mobile ships an update every 3 weeks, My Digital Vault every 34 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | BLine Mobile | My Digital Vault |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (8 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 3 weeks — better | Every 34 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.2 | 13.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 25 MB |
| Age rating | 4+ | 17+ |
| Developer | Blue Sparrow Systems Limited | Hector Veitia Vila |
In-app purchases
BLine Mobile
- BLine Monthly$0.991 Month
- BLine Annual$5.491 Year
My Digital Vault
No in-app purchases
