# Contacts Export CSV vs NotiZen Pro

The clearest difference is price: NotiZen Pro at Free against Contacts Export CSV's $2.99. NotiZen Pro also leads on update cadence (monthly vs every 3 months). Contacts Export CSV's advantage is in-app purchases (none vs 3) and iOS requirement (15.0 vs 17). On ads and device support there is nothing between them.

NotiZen Pro is free to download; Contacts Export CSV costs $2.99 up front. NotiZen Pro sells 3 in-app purchases, starting at $2.99 per month. Contacts Export CSV asks for nothing beyond the download.

Contacts Export CSV ships an update every 3 months, NotiZen Pro monthly. The most recent releases landed on September 26, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Contacts Export CSV | NotiZen Pro |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/contacts-export-csv/id6636469745/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Paid | — |
| Size | 1 MB | 3 MB |
| Requires iOS | **15.0** | 17 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | +9 |
| Developer | [Apps4World](https://appshunter.io/developer/1633802880) | [贺 周](https://appshunter.io/developer/1815397078) |

## What reviewers say

### Contacts Export CSV

[App page](https://appshunter.io/ios/app/contacts-export-csv/id6636469745)

Easily back up, export, and clean your contacts. This app helps you find duplicates, organize by birthdays, and export data in various formats. It works offline and prioritizes your privacy.

**Highlights:** Backup and export contacts, Find and remove duplicate contacts, Group contacts by birthdays, Export to CSV, Excel, JSON, vCard, Works offline and securely on-device, See recently added contacts

**Features:** macOS Compatibility

**In-app purchases:** none


### NotiZen Pro

[App page](https://appshunter.io/ios/app/notizen-pro/id6762554707)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NotiZen Pro Monthly | $2.99 | per month |
| NotiZen Pro Yearly | $19.99 | per year |
| NotiZen Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Contacts Export CSV free?

Contacts Export CSV costs $2.99, with no in-app purchases.

### Is NotiZen Pro free?

NotiZen Pro is free to download, with in-app purchases available.

### Do Contacts Export CSV or NotiZen Pro have ads?

Neither Contacts Export CSV nor NotiZen Pro shows ads.

### Which is updated more often, Contacts Export CSV or NotiZen Pro?

Contacts Export CSV ships an update every 3 months, and NotiZen Pro monthly. Most recently, Contacts Export CSV was updated on September 26, 2026 and NotiZen Pro on September 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.*