# Fill and Sign Documents vs DDD AUTO DOC

The clearest difference is rating: DDD AUTO DOC at 5.0 against Fill and Sign Documents's 4.3. DDD AUTO DOC also leads on in-app purchases (none vs 22) and ads (none vs shown). Fill and Sign Documents's advantage is ratings volume (5.2K vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. Fill and Sign Documents sells 20 in-app purchases, starting at $1.99 per month. DDD AUTO DOC asks for nothing beyond the download.

DDD AUTO DOC holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Fill and Sign Documents has 5.2K ratings behind it against 1, so its average is the more settled of the two.

Fill and Sign Documents ships an update every 3 weeks, DDD AUTO DOC fortnightly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Fill and Sign Documents | DDD AUTO DOC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (5.2K ratings)](https://appshunter.io/ios/app/fill-and-sign-documents-esign/id1361059450/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ddd-auto-doc/id6762425587/reviews)** |
| Number of ratings | **5.2K** | 1 |
| Positive reviews | 24.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 100 MB | 30 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Crowded Road](https://appshunter.io/developer/289906242) | [Ddd roadside assistance LLC](https://appshunter.io/developer/1821083543) |

## What reviewers say

### Fill and Sign Documents

[App page](https://appshunter.io/ios/app/fill-and-sign-documents-esign/id1361059450)

This app allows users to fill out, sign, and manage PDF documents digitally. It supports creating electronic signatures, requesting signatures from others, and securely storing signed contracts with audit trails. Users can also scan documents and convert them into editable digital files.

**Highlights:** Fill PDF forms, Create digital signatures, Request e-signatures, Annotate and stamp PDFs, Scan and convert documents, Secure document management, Audit trails for contracts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fill Plan - Free for 7 days | $1.99 | per month |
| Unlimited Export Credits | $4.99 | per month |
| Fill and Sign PDF Expert | $4.99 | per 7 days |
| Unlimited Export Credits | $9.99 | per month |
| Fill, Edit and eSign PDF Form | $9.99 | per month |
| Fill, Edit and eSign PDF Form | $9.99 | per month |
| Fill Plan - Free for 7 days | $14.99 | per month |
| Unlimited Plan | $14.99 | per month |
| Fill, Edit and eSign PDF Form | $14.99 | per month |
| Fill, Edit and eSign PDF Form | $14.99 | per month |
| Fill Pro: eSign, PDF Expert | $19.99 | per month |
| Fill and Sign Now: PDF Editor | $59.99 | per year |
| Fill Plan - Free for 7 days | $74.99 | per year |
| Fill and Sign Now: PDF Filler | $79.99 | per year |
| Fill and Sign Now: PDF Expert | $99.99 | per year |
| Fill and Sign Plus: PDF Editor | $119.99 | per year |
| Unlimited Plan | $119.99 | per year |
| Fill and Sign Pro: PDF Editor | $119.99 | per year |
| Fill Plus: Edit PDF & Sign Now | $0.99 | one-time |
| Fill Doc: eSign, PDF Expert | $2.99 | one-time |

**What reviewers like**

- ⭐ Excellent app
- 🚀 Easy to use interface
- 📝 Helpful editing tools
- 🔍 Useful for students and professionals

**What reviewers complain about**

- 🔒 Difficult to cancel subscription
- 💰 Expensive subscription model
- 🐛 Buggy and unreliable
- 📤 Issues with exporting/sharing documents

**Reported bugs**

- App crashes frequently
- Text formatting issues
- Signature feature not working as expected
- Subscription charges despite cancellation attempts

**Requested features**

- Improve subscription cancellation process
- Offer more affordable pricing options
- Fix bugs and improve overall stability
- Enhance document export and sharing capabilities


### DDD AUTO DOC

[App page](https://appshunter.io/ios/app/ddd-auto-doc/id6762425587)

Get instant insights into your vehicle's issues by describing them or uploading media. Receive clear guidance on potential problems, their severity, and recommended actions. Connect directly to roadside assistance for prompt support.

**Highlights:** AI-powered vehicle diagnosis, Safety guidance, Photo and video upload, Save diagnostic reports, Direct roadside assistance connection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Fill and Sign Documents free?

Fill and Sign Documents is free to download, with in-app purchases available.

### Is DDD AUTO DOC free?

DDD AUTO DOC is free to download, with no in-app purchases.

### Which has better reviews, Fill and Sign Documents or DDD AUTO DOC?

DDD AUTO DOC is rated higher. Fill and Sign Documents averages 4.3 out of 5 from 5.2K ratings, while DDD AUTO DOC averages 5.0 from 1 ratings.

### Do Fill and Sign Documents or DDD AUTO DOC have ads?

Fill and Sign Documents shows ads; DDD AUTO DOC does not.

### Which is updated more often, Fill and Sign Documents or DDD AUTO DOC?

Fill and Sign Documents ships an update every 3 weeks, and DDD AUTO DOC fortnightly. Most recently, Fill and Sign Documents was updated on November 2, 2026 and DDD AUTO DOC on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*