# Lumin Sign: Fill and eSign PDF — Fill, sign & send securely

> Digital document management for filling, signing, and tracking. (iPhone/iPad app by Nitrolabs Limited.)

- Source: https://appshunter.io/ios/app/lumin-sign-fill-and-esign-pdf/id1546702847 (this page in markdown: same URL + `.md`)
- Developer: [Nitrolabs Limited](https://appshunter.io/developer/1367372861)
- Category: Productivity, Business
- Price: Free
- Rating: 4.80/5 from 32 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.1 · 173 MB
- Languages: American English, French (France), European Portuguese, European Spanish, Vietnamese
- Released: 2021-07-03
- Data updated: 2026-08-26
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/lumin-sign-fill-and-esign-pdf/id1546702847/reviews.md

## What is Lumin Sign?

Lumin Sign makes it easy to fill, sign, and manage documents — right from your computer,  phone, or tablet.

Join a community of over 100 million professionals across various industries—including real estate, education, legal services, finance, government, and non-profits—who trust Lumin to manage their document signing processes seamlessly.

Easy to use, free to get started.

-- What you can do with Lumin Sign --

• Fill and sign anywhere: Complete forms and sign documents right from your computer, phone, or tablet. No printing or scanning needed.
• Send and track with ease: Request signatures, set signing order, and get notified when others view or sign.
• Save time with templates: Create reusable templates for documents you send regularly.
• Works with your files: Supports PDFs, Word, Excel, PowerPoint, JPEG, and PNG files, and connects with Dropbox, Google Drive, and more.

-- Secure and legally compliant --

Lumin Sign ensures your digital signatures are secure and legally binding, complying with key regulations such as the ESIGN Act, UETA, GDPR, and SOC2. 

With full audit trails, you can easily track who signed and when, providing certified proof of document completion. All documents are encrypted and securely stored, giving you peace of mind that your agreements are safe and legally sound.

-- How Lumin Sign helps in your industry --

• Real estate: Close deals faster and manage tenancy agreements more efficiently with easy signing for contracts, leases, and disclosures/
• Education: Send and sign permission slips, enrollment forms, and policy documents.
• Legal: Manage contracts, client agreements, and other legal documents securely.
• Finance: Simplify signing for financial agreements, loan forms, and approvals.
• Government: Handle permits, official forms, and public service paperwork digitally.
• Non-profits: Send donation forms, volunteer agreements, and grant documents with ease.

With Lumin Sign, you spend less time chasing paperwork and more time getting things done.

## Key features

- Fill and sign documents digitally
- Request and track signatures
- Create reusable document templates
- Supports various file types (PDF, Word, etc.)
- Integrates with cloud storage
- Legally compliant and secure
- Full audit trails

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/lumin-sign-fill-and-esign-pdf/id1546702847/reviews.md

### 5/5 — Easy & well designed app

*2023-10-09*

Downloaded this app to help me sign contracts at work, I love the reminders and push notifications. It’s also very well designed which is a huge plus compared to Docusign or Dropbox sign.

**Developer response:** Hi Luc, we're so happy to hear your thoughts on Lumin Sign. Thanks for picking us over DocuSign and Dropbox sign ;)

## Frequently asked questions about Lumin Sign

### What is Lumin Sign?

Lumin Sign is a productivity app that allows users to easily fill, sign, and manage documents digitally on their computer, phone, or tablet. It supports various file types and cloud storage integrations.

### Is Lumin Sign free to use?

Yes, Lumin Sign is free to get started. The app is ad-supported, meaning it contains advertisements.

### Does Lumin Sign have ads?

Yes, Lumin Sign contains advertisements.

### What file types does Lumin Sign support?

Lumin Sign supports a wide range of file types including PDFs, Word documents, Excel spreadsheets, PowerPoint presentations, JPEG, and PNG files.

### How secure are the signatures made with Lumin Sign?

Lumin Sign ensures digital signatures are secure and legally binding, complying with regulations like the ESIGN Act and GDPR. Documents are encrypted and securely stored with full audit trails.

### Can I request signatures from others using Lumin Sign?

Yes, Lumin Sign allows you to request signatures from others, set the signing order, and receive notifications when documents are viewed or signed.

### What devices is Lumin Sign available on?

Lumin Sign is available on iPhone, iPad, and iPod, making it accessible across multiple Apple devices.

### How often is Lumin Sign updated?

The latest version of Lumin Sign is 4.7.0, and it was last updated on January 22, 2026. This indicates a relatively recent update frequency.

## Version history (last 5 releases)

### 4.14.0 — 2026-08-18

Checkbox fields are now easier to create, edit, and use across prepare and templates. Prefilled checkbox values are preserved, tablet actions open more cleanly, and several stability and security fixes improve the signing experience.

### 4.13.0 — 2026-07-23

This update improves signing, recipient management, and guidance popovers, with better analytics tracking. It also includes bug fixes for signing and checkbox handling.

### 4.12.0 — 2026-07-15

Sign mobile now supports checkbox fields during signing, including required and optional checkboxes. We’ve also improved agreement uploads by removing unsupported form fields on mobile for a smoother experience.

### 4.11.0 — 2026-07-02

A refreshed upload and template experience with updated file selection, signer and recipient setup, prepare and review screens, and clearer warning messages when discarding changes.

### 4.10.0 — 2026-05-15

This update brings a refreshed Sign Mobile experience with improved visuals, custom email support for templates, plus several bug fixes and security improvements.

## Apps similar to Lumin Sign

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Sign Docs: AI Sign & Scanner](https://appshunter.io/ios/app/sign-docs-ai-sign-and-scanner/id6503045218) | 4.6 (70) | Free | Productivity |
| [Jotform Sign: eSign PDF & Docs](https://appshunter.io/ios/app/jotform-sign-esign-pdf-and-docs/id6740201688) | 4.9 (316) | Free | Productivity |
| [JetSign: Fill & Sign PDF Docs](https://appshunter.io/ios/app/jetsign-fill-and-sign-pdf-docs/id1455161626) | 4.9 (1,438) | Free | Productivity |
| [Docusign for Intune](https://appshunter.io/ios/app/docusign-for-intune/id6636465393) | 5.0 (2) | Free | Productivity |
| [Form Filler: fill & sign forms](https://appshunter.io/ios/app/form-filler-fill-and-sign-forms/id1137894117) | 4.6 (31,745) | Free | Productivity |
| [DocHub: Simple PDF Form Editor](https://appshunter.io/ios/app/dochub-simple-pdf-form-editor/id6450960179) | 4.8 (370) | Free | Productivity |

## More apps by Nitrolabs Limited

- [Lumin: View, Edit, Share PDF](https://appshunter.io/ios/app/lumin-view-edit-share-pdf/id1367372862)
- [Lumin for BlackBerry](https://appshunter.io/ios/app/lumin-for-blackberry/id6463794787)
- [Wyatt AI](https://appshunter.io/ios/app/wyatt-ai/id6777981671)

All apps by Nitrolabs Limited: https://appshunter.io/developer/1367372861

## Related topics

[sign by jotnot](https://appshunter.io/ios/topics/sign-by-jotnot)

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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 2026-08-26.*