# KVS vs Smart PDF Scan

The clearest difference is in-app purchases: KVS at none against Smart PDF Scan's 4. KVS also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Smart PDF Scan sells 4 in-app purchases, starting at $3.99 per 7 days. KVS asks for nothing beyond the download.

KVS ships an update every 2 weeks, Smart PDF Scan weekly. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KVS | Smart PDF Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 44 MB | 50 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Islam Abou Elsaoud](https://appshunter.io/developer/1700957143) | [Arslan Maqbool](https://appshunter.io/developer/6792466742) |

## What reviewers say

### KVS

[App page](https://appshunter.io/ios/app/kvs-lms/id6468273433)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart PDF Scan

[App page](https://appshunter.io/ios/app/smart-pdf-scan-convert-print/id6792466740)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $3.99 | per 7 days |
| Monthly Premium | $5.99 | per month |
| Yearly Premium | $9.99 | per year |
| Lifetime Plan | $29.99 | one-time |


## Frequently asked questions

### Is KVS free?

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

### Is Smart PDF Scan free?

Smart PDF Scan is free to download, with in-app purchases available.

### Do KVS or Smart PDF Scan have ads?

Smart PDF Scan shows ads; KVS does not.

### Which is updated more often, KVS or Smart PDF Scan?

KVS ships an update every 2 weeks, and Smart PDF Scan weekly. Most recently, KVS was updated on October 18, 2026 and Smart PDF Scan on October 24, 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.*