# SignBulb — Sign Documents With Confidence

> Digital document signing application for mobile devices. (iPhone/iPad app by valcare LLC.)

- Source: https://appshunter.io/ios/app/signbulb/id6473818151 (this page in markdown: same URL + `.md`)
- Developer: [valcare LLC](https://appshunter.io/developer/1698282663)
- Category: Productivity
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 14.0 · 50 MB
- Languages: American English
- Released: 2023-12-11
- Data updated: 2026-06-08
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/signbulb/id6473818151/reviews.md

## What is SignBulb?

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.

## Key features

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


## Frequently asked questions about SignBulb

### How does SignBulb work?

SignBulb allows you to securely sign documents directly from your mobile device. It digitizes the signing process, removing the need for physical paperwork, printing, scanning, and mailing.

### Is SignBulb free to use?

Yes, SignBulb is available for free. There are no costs associated with downloading or using its core document signing functionalities.

### What devices are compatible with SignBulb?

SignBulb is compatible with iPhones, iPads, and iPods, making it accessible on a range of Apple mobile devices.

### What is the age rating for SignBulb?

SignBulb has an age rating of 4+, indicating it is suitable for users of all ages.

### How often is SignBulb updated?

The latest version of SignBulb is 2.0.17, and it was last updated on February 24, 2026. This suggests a commitment to regular updates and improvements.

### What do users like about SignBulb?

Based on its 5.0-star rating from one review, users likely appreciate its ease of use and effectiveness in simplifying the document signing process.

### Does SignBulb have ads?

No, SignBulb does not contain advertisements. Users can expect an ad-free experience while signing their documents.

## Version history (last 5 releases)

### 2.0.17 — 2026-02-24

Document Password Protection: Add a password to completed documents for secure access.
DOC & DOCX Upload: Upload and use DOC or DOCX files directly — no conversion required.
Flexible Radio Button Layout: Choose between vertical and horizontal radio button layouts to match document design needs.
Secure Mobile Number Verification: Customers can now verify their mobile number using a one-time password (OTP) sent to their phone.

General performance improvements.

### 2.0.16 — 2025-08-19

Minor Fixes.
New logo added.

### 2.0.14 — 2025-08-15

What’s New and Improved
Secure Signing – Recipients can now verify via Email OTP or a custom Access Code for added security.

Private Messages – Send personalized notes to each recipient, visible only to them.

Auto Reminders – Automatic signing reminders keep the process moving.

Daily Progress Updates – Get email alerts on pending signatures.

Smarter Fields – Faster and more accurate placement of signature & form fields.

### 2.0.13 — 2025-05-02

Added document filtering functionality and introduced document details preview.

### 2.0.12 — 2025-04-04

Disable all actions when the Customer Plan has expired

## Apps similar to SignBulb

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [AI Sign: AI Signature Maker](https://appshunter.io/ios/app/ai-sign-ai-signature-maker/id6744353488) | 4.5 (74) | Free | Productivity |
| [WidgetGrid](https://appshunter.io/ios/app/widgetgrid/id1586316173) | 4.0 (8) | Free | Productivity |
| [Easy Sign: Digital Signature](https://appshunter.io/ios/app/easy-sign-digital-signature/id6741142137) | — | Free | Productivity |
| [Signature Maker Doc Scanner](https://appshunter.io/ios/app/signature-maker-doc-scanner/id1640018505) | — | Free | Productivity |
| [PDF Signer app](https://appshunter.io/ios/app/pdf-signer-app/id1293669127) | 5.0 (3) | Free | Productivity |
| [AI Chat & Smart Chatbot](https://appshunter.io/ios/app/ai-chat-and-smart-chatbot/id6447462938) | 5.0 (1) | Free | Productivity |

## More apps by valcare LLC

- [PharmCRM - Organization](https://appshunter.io/ios/app/pharmcrm-organization/id6451436654)
- [Valcare Tabata and HIIT Timer](https://appshunter.io/ios/app/valcare-tabata-and-hiit-timer/id6462056498)

All apps by valcare LLC: https://appshunter.io/developer/1698282663

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-08.*