# Adapty vs Sign Documents

The clearest difference is in-app purchases: Adapty at none against Sign Documents's 5. Adapty also leads on iOS requirement (16.1 vs 18). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sign Documents sells 5 in-app purchases, starting at $6.99 per 7 days. Adapty asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Adapty | Sign Documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (21 ratings)](https://appshunter.io/ios/app/adapty/id6739359219/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 54 MB | 50 MB |
| Requires iOS | **16.1** | 18 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Adapty Inc.](https://appshunter.io/developer/857165322) | [Erkomobile](https://appshunter.io/developer/1883405860) |

## What reviewers say

### Adapty

[App page](https://appshunter.io/ios/app/adapty/id6739359219)

Monitor subscription revenue, customer behavior, and acquisition data on the go. Track key metrics like MRR, ARR, and conversion rates, and manage paywalls, A/B tests, and ad campaigns directly from your phone.

**Highlights:** Subscription analytics (MRR, ARR, installs), Paywall and A/B test management, Real-time event feed (renewals, cancellations), Apple Ads campaign monitoring, Attribution data visualization, Customizable home screen widgets, Push notifications for key events

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

**In-app purchases:** none


### Sign Documents

[App page](https://appshunter.io/ios/app/sign-documents-pdf-scanner/id6791304428)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pdf Scanner Weekly 3 Days Free | $6.99 | per 7 days |
| Pdf Scanner Monthly Premium | $16.99 | per month |
| Pdf Scanner Monthly 3 Days Free | $19.99 | per month |
| Pdf Scanner Annual 3 Days Free | $69.99 | per year |
| Pdf Scanner Yearly Premium Pay Up | $69.99 | per year |


## Frequently asked questions

### Is Adapty free?

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

### Is Sign Documents free?

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

### Do Adapty or Sign Documents have ads?

Neither Adapty nor Sign Documents shows ads.

### Which is updated more often, Adapty or Sign Documents?

Adapty ships an update every 3 weeks, and Sign Documents every 3 weeks. Most recently, Adapty was updated on November 8, 2026 and Sign Documents on November 9, 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.*