# Call Checker vs Digitize Signature

The clearest difference is review sentiment: Digitize Signature at 100% against Call Checker's 0%. Digitize Signature also leads on iOS requirement (9.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Call Checker costs $0.99 and Digitize Signature $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Call Checker ships an update every 23 months, Digitize Signature every 21 months. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Call Checker | Digitize Signature |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | — | **[4.1 (7 ratings)](https://appshunter.io/ios/app/digitize-signature/id1477487648/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 21 months** |
| Monetization | Paid | Paid |
| Size | 2 MB | 7 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [VirtuSmart](https://appshunter.io/developer/1180773009) |

## What reviewers say

### Call Checker

[App page](https://appshunter.io/ios/app/call-checker/id292434428)

Easily track the local times of your international contacts to avoid calling at inconvenient hours. Quickly see who is available and initiate calls directly from the app.

**Highlights:** Track contact local times, Avoid bad calling hours, Check contact availability, Initiate calls directly (iPhone)

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

**In-app purchases:** none


### Digitize Signature

[App page](https://appshunter.io/ios/app/digitize-signature/id1477487648)

Capture realistic digital signatures with adjustable size, color, and thickness. Export signatures as JPEG or transparent PNG for seamless integration into documents and applications.

**Highlights:** Realistic signature emulation, Adjustable signature size, color, and line thickness, Export in JPEG format, Export in transparent PNG format, Use in Acrobat, Preview, Word, and PDFs

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

**In-app purchases:** none


## Frequently asked questions

### Is Call Checker free?

Call Checker costs $0.99, with no in-app purchases.

### Is Digitize Signature free?

Digitize Signature costs $0.99, with no in-app purchases.

### Do Call Checker or Digitize Signature have ads?

Neither Call Checker nor Digitize Signature shows ads.

### Which is updated more often, Call Checker or Digitize Signature?

Call Checker ships an update every 23 months, and Digitize Signature every 21 months. Most recently, Call Checker was updated on October 31, 2026 and Digitize Signature on November 3, 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.*