Comparison

Rokket vs SignBulb

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

Head to head

Rokket

Inform. Collaborate. Exchange.

Sign Documents With Confidence

Free

📊 Productivity

★ 5.01 ratingsView app →

About

Rokket

Features

Read full description

● File Sharing ● Messaging ● Calendars ● Interactive Map ● To-Do Lists ● Alerts ...AND MORE. ● Fully Private. For Individuals, Businesses, Families, Friends, Clubs, Schools AND MORE. Try now, win prizes valued at $55!

About

SignBulb

Easily and securely sign documents digitally from your mobile device. This app streamlines the process of signing, eliminating the need for printing, scanning, and mailing physical papers.

Highlights

Digital document signing
Secure signing process
Mobile device signing
Eliminates printing and scanning
User-friendly interface

Features

Read full description

Sign Documents With Confidence and Ease is a powerful and user-friendly mobile application designed to simplify the process of signing documents digitally. With SignBulb, users can easily and securely sign documents from their mobile devices, eliminating the need for printing, scanning, and mailing physical documents.

Screenshots

Rokket2 screens

SignBulb4 screens

Verdict

The call

The clearest difference is update cadence: Rokket at every 8 days against SignBulb's every 3 weeks. 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

Rokket ships an update every 8 days, SignBulb every 3 weeks. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.

Scorecard1 real difference · 8 level

Rokket versus SignBulb: the parameters behind the verdict, then further details
Parameter	Rokket	SignBulb
Price	Free	Free
Rating	—	5.0 (1 ratings) — better
Number of ratings	—	1 — better
Update frequency	Every 8 days — better	Every 3 weeks
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod, Mac — better	iPhone, iPad, iPod
Requires iOS	15.0	14.0 — better
Further details — not scored
Size	93 MB	50 MB
Age rating	12+	4+
Developer	Unlabeled Limited	valcare LLC

In-app purchases

None

Rokket

No in-app purchases

None

SignBulb

No in-app purchases

Questions

Is Rokket free?

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

Is SignBulb free?

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

Do Rokket or SignBulb have ads?

Neither Rokket nor SignBulb shows ads.

Which is updated more often, Rokket or SignBulb?

Rokket ships an update every 8 days, and SignBulb every 3 weeks. Most recently, Rokket was updated on October 27, 2026 and SignBulb on October 18, 2026.