# SPHONE IPLAN vs Sign Documents

The clearest difference is review sentiment: SPHONE IPLAN at 44% against Sign Documents's 0%. SPHONE IPLAN also leads on in-app purchases (none vs 5). Sign Documents's advantage is update cadence (weekly vs every 4 months) and rating (4.7 vs 4.5). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sign Documents sells 5 in-app purchases, starting at $4.99 per 7 days. SPHONE IPLAN asks for nothing beyond the download.

Sign Documents holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Sign Documents has 158 ratings behind it against 17, so its average is the more settled of the two. Written reviews complicate that: 44% of SPHONE IPLAN's written reviews are positive against 0% of Sign Documents's, so the app with the better star average is not the one people write more warmly about.

SPHONE IPLAN ships an update every 4 months, Sign Documents weekly. The most recent releases landed on October 7, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | SPHONE IPLAN | Sign Documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (17 ratings)](https://appshunter.io/ios/app/sphone-iplan/id1013996535/reviews) | **[4.7 (158 ratings)](https://appshunter.io/ios/app/sign-documents-esign-pdf/id6502787198/reviews)** |
| Number of ratings | 17 | **158** |
| Positive reviews | **43.8% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 115 MB | 34 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NSS S.A](https://appshunter.io/developer/796943561) | [Julia Kucharska](https://appshunter.io/developer/1747807368) |

## What reviewers say

### SPHONE IPLAN

[App page](https://appshunter.io/ios/app/sphone-iplan/id1013996535)

This app allows you to use your landline number on your mobile device. Make and receive calls over WiFi at reduced rates without using your cellular plan. It's designed for seamless VoIP communication with your existing landline service.

**Highlights:** Use landline number on mobile, Make and receive VoIP calls, Reduced call rates, Calls over WiFi, Does not consume cellular plan

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

**In-app purchases:** none


### Sign Documents

[App page](https://appshunter.io/ios/app/sign-documents-esign-pdf/id6502787198)

Easily sign and manage your documents with a built-in scanner. Digitize paper, add signatures and stamps, and share your finalized files. Supports various document types for a streamlined workflow.

**Highlights:** Add digital signatures, Insert stamps, Scan documents, Create documents from photos, Sign PDF, DOC, XLS, Share and print documents

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly PRO | $4.99 | per 7 days |
| Weekly PRO Subscription | $4.99 | per 7 days |
| Weekly Premium | $9.99 | per 7 days |
| Annual PRO | $29.99 | per year |
| Annual Premium | $49.99 | per year |


## Frequently asked questions

### Is SPHONE IPLAN free?

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

### Is Sign Documents free?

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

### Which has better reviews, SPHONE IPLAN or Sign Documents?

Sign Documents is rated higher. SPHONE IPLAN averages 4.5 out of 5 from 17 ratings, while Sign Documents averages 4.7 from 158 ratings.

### Do SPHONE IPLAN or Sign Documents have ads?

Neither SPHONE IPLAN nor Sign Documents shows ads.

### Which is updated more often, SPHONE IPLAN or Sign Documents?

SPHONE IPLAN ships an update every 4 months, and Sign Documents weekly. Most recently, SPHONE IPLAN was updated on October 7, 2026 and Sign Documents on October 21, 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.*