Comparison

Unblu Agent vs Let's Sign

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

Head to head

About

Unblu Agent

Features

Read full description

Unblu provides an omnichannel customer engagement and collaboration software that helps financial institutions deliver the in-person experience online. The Unblu suite, designed for highly regulated industries, provides the “missing link” between online self-service interactions and traditional communication methods. Within this app, advisors can manage all interactions (exchange messages, video call, voice call and co-browse) with their customers, doesn't matter where they start it (web, e-banking, mobile app, etc.). This app is helping financial institutions provides a more engaging, productive and satisfying relationship. More on: www.unblu.com

About

Let's Sign

Features

Read full description

Let's Sign App helps you to review important documents and validate transactions. It helps you to interact with your company and partners, letting them know about your decisions on important agreements in real-time.

Screenshots

Unblu Agent4 screens

Let's Sign3 screens

Verdict

The call

The clearest difference is update cadence: Unblu Agent at every 6 months against Let's Sign's every 26 months. Unblu Agent also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Unblu Agent ships an update every 6 months, Let's Sign every 26 months. The most recent releases landed on May 18, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 4 level

Unblu Agent versus Let's Sign: the parameters behind the verdict, then further details
Parameter	Unblu Agent	Let's Sign
Price	Free	Free
Update frequency	Every 6 months — better	Every 26 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0 — better	15.0
Further details — not scored
Size	38 MB	90 MB
Age rating	4+	4+
Developer	unblu inc.	SwissSign AG

In-app purchases

None

Unblu Agent

No in-app purchases

None

Let's Sign

No in-app purchases

Questions

Is Unblu Agent free?

Unblu Agent is free to download, with no in-app purchases.

Is Let's Sign free?

Let's Sign is free to download, with no in-app purchases.

Do Unblu Agent or Let's Sign have ads?

Neither Unblu Agent nor Let's Sign shows ads.

Which is updated more often, Unblu Agent or Let's Sign?

Unblu Agent ships an update every 6 months, and Let's Sign every 26 months. Most recently, Unblu Agent was updated on May 18, 2026 and Let's Sign on September 12, 2026.