Retain Mobile App vs ValidSign
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Retain Mobile App
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Unleashes smarter working for you to revolutionise your resource planning, talent management and professional services automation. An enterprise application that requires an instance of Retain Cloud. ย Features: - View future bookings - View your booking schedule - View Booking Detail - View Job Details - Comment on bookings You need to have a subscription to Retain Cloud web app. Please review the Retain Service Portal for a full list of the features in this release. https://support.advancedadvt.com/csm
ValidSign
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Sign your documents in an easy way with the ValidSign App. With the intuitive and easy-to-use digital signing solution from ValidSign, documents can easily be signed on any device. Brand your environment and your emails with your own corporate identity and exude the professionalism that is used to you. You can get started with the ValidSign solution in no time. Experience ease of use by uploading your document(s), adding recipients, and sending your document(s). You can start signing your documents with the ValidSign app as of today. You will get an overview of all the transactions that require your signature or check the status of all the pending transactions. You can even start your transactions directly from your smartphone. Speed up the signing process, improve your signing experience and simplify the signing process with the ValidSign app. Benefits: - Easily sign all your documents; - Easy to use; - Any place, any time; - Legally valid; - Signed in seconds; - Capture your signature; - Login using biometrics. The app is free to use for all ValidSign customers. Find out more about ValidSign on https://www.validsign.eu.
Screenshots
Verdict
The clearest difference is update cadence: ValidSign at every 2 months against Retain Mobile App's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Retain Mobile App ships an update every 6 months, ValidSign every 2 months. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.
| Parameter | Retain Mobile App | ValidSign |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 2 months โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details โ not scored | ||
| Size | 22 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Retain International LTD | ValidSign BV |
In-app purchases
Retain Mobile App
No in-app purchases
ValidSign
No in-app purchases
Questions
Is Retain Mobile App free?
Is ValidSign free?
Do Retain Mobile App or ValidSign have ads?
Which is updated more often, Retain Mobile App or ValidSign?
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