# Call Checker vs Packing Slip

The clearest difference is in-app purchases: Call Checker at none against Packing Slip's 10. Packing Slip's advantage is update cadence (every 4 months vs every 23 months). On price, ads, monetization model and device support there is nothing between them.

Call Checker costs $0.99 and Packing Slip $0.99 up front. Packing Slip sells 10 one-off in-app purchases. Call Checker asks for nothing beyond the download.

Call Checker ships an update every 23 months, Packing Slip every 4 months. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Call Checker | Packing Slip |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/packing-slip/id1068079690/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Size | 2 MB | 10 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Manu Gupta](https://appshunter.io/developer/806110625) |

## 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


### Packing Slip

[App page](https://appshunter.io/ios/app/packing-slip/id1068079690)

Create, send, print, and save professional packing slips and invoices. Export your documents in CSV or PDF formats for easy sharing and record-keeping. Custom solutions are available for specific business needs.

**Highlights:** Generate packing slips, Create invoices, Send documents, Print slips, Save to server, Export as CSV, Export as PDF

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25 times Save as, Print and Email | $0.99 | one-time |
| Export 10 PDFs | $0.99 | one-time |
| Share 10 PDFs | $0.99 | one-time |
| Send 10 PDFs via Gmail | $0.99 | one-time |
| Save 10 files to server | $0.99 | one-time |
| Export 25 PDFs | $1.99 | one-time |
| Export 50 PDFs | $2.99 | one-time |
| Export 100 PDFs | $3.99 | one-time |
| 500 times Save as, Print and Email | $4.99 | one-time |
| 1000 times Save as, Print and Email | $6.99 | one-time |


## Frequently asked questions

### Is Call Checker free?

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

### Is Packing Slip free?

Packing Slip costs $0.99, and also offers in-app purchases.

### Do Call Checker or Packing Slip have ads?

Neither Call Checker nor Packing Slip shows ads.

### Which is updated more often, Call Checker or Packing Slip?

Call Checker ships an update every 23 months, and Packing Slip every 4 months. Most recently, Call Checker was updated on October 9, 2026 and Packing Slip on October 18, 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.*