# Cuspart: Call Blocker — Silence Unwanted Calls

> Local call blocker app for privacy and unwanted call management. (iPhone/iPad app by Mustafa Tolga DALBUDAK.)

- Source: https://appshunter.io/ios/app/cuspart-call-blocker/id6447001455 (this page in markdown: same URL + `.md`)
- Developer: [Mustafa Tolga DALBUDAK](https://appshunter.io/developer/1479052908)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 3.70/5 from 3 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.4 · 11 MB
- Languages: American English, Dutch, French (France), German (Germany), Japanese, Korean, Polish, European Portuguese, Russian, Chinese (Simplified, China) and 3 more
- Released: 2023-04-04
- Data updated: 2026-08-20
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/cuspart-call-blocker/id6447001455/reviews.md

## What is Cuspart?

Introducing Cuspart: Call Blocker, the simple and highly effective app designed to protect your privacy and give you control over unwanted calls. With Cuspart, you can effortlessly block any number of your choice, freeing yourself from annoying interruptions and unsolicited calls.

Cuspart: Call Blocker operates entirely on your device, ensuring that your personal information remains secure and private. We prioritize your privacy, and rest assured, we never collect or send any data you input to external sources. Your peace of mind is our top priority.

Using Cuspart: Call Blocker is a breeze. Just enter the number you wish to block, and let the app take care of the rest. Say goodbye to unwanted calls without a second thought, as Cuspart efficiently filters out incoming calls from blocked numbers, keeping them out of your sight and out of your mind.

Key Features of Cuspart: Call Blocker:

• Intuitive and user-friendly interface for easy navigation.
• Simple and straightforward number blocking process.
• Local operation ensures your data stays on your device.
• Absolute commitment to protecting your privacy.
• Effectively blocks unwanted calls, freeing you from interruptions.

Take control of your incoming calls with Cuspart: Call Blocker. Download now and experience the simplicity and effectiveness of this essential app. Say goodbye to unwanted calls and regain control over your privacy.

----------------------------

To support our development, you can contribute with monthly, quarterly, and annual subscriptions.

Cuspart: Call Blocker

Subscription Plans:

1-Month Subscription: $1,99
3-Month Subscription: $5,99
12-Month Subscription: $12,99

*Prices may vary by location.

Payments and Renewal:

• Payment will be charged to the iTunes Account at confirmation of purchase. The subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period.

• Renewal fee will be charged 24 hours prior to the end of the current period.

• You can manage or turn off auto-renewal anytime through your Account settings after purchase.

• The cancellation of the current subscription is not allowed during the active subscription period.

Auto-renewal will continue unless turned off at least 24 hours before the end of the current period. Your iTunes account will be charged for renewal within 24 hours prior to the end of the current period.

You can manage or turn off auto-renewal anytime after purchase in your Apple ID Account Settings.

Privacy Policy: https://www.cuspart.com/privacy-policy-for-mobile-apps/
Terms of Use: https://www.cuspart.com/en/auto-renewal-subscription-agreement-english/

## Key features

- Block unwanted numbers
- Local data operation
- User-friendly interface
- Privacy protection
- Simple blocking process

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Bronze Subscription | $1.99 | per month |
| Gold Subscription | $12.99 | per year |
| Silver Subscription | $5.99 | per 3 months |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/cuspart-call-blocker/id6447001455/reviews.md

### 1/5 — Absolutely useless.  Do not download

*2025-11-06*

And stop rating as a five stars without trying the app first .  You are abusing the rating system

## Frequently asked questions about Cuspart

### Does Cuspart have ads?

Yes, Cuspart: Call Blocker contains advertisements. These ads help support the ongoing development of the app.

### What are the subscription options for Cuspart?

Cuspart offers monthly ($1.99), quarterly ($5.99), and annual ($12.99) subscriptions. Prices may vary by region.

### How do I manage my Cuspart subscription?

You can manage or turn off auto-renewal for your subscription at any time through your Apple ID Account Settings after purchase.

### Can I cancel my Cuspart subscription during the active period?

No, cancellation of the current subscription is not permitted during the active subscription period. Auto-renewal can be managed to prevent future charges.

### Is Cuspart available on Android devices?

Based on the provided data, Cuspart: Call Blocker is currently supported on iPhone and iPod devices. Compatibility with Android is not specified.

### How often is Cuspart updated?

The latest version of Cuspart: Call Blocker was released on January 22, 2024. Updates are provided to ensure continued functionality and improvements.

### What is the age rating for Cuspart?

Cuspart: Call Blocker has an age rating of 4+, making it suitable for a wide range of users.

### Does Cuspart collect my personal data?

No, Cuspart: Call Blocker operates entirely on your device. It does not collect or send any of your input data to external sources, prioritizing your privacy.

## Version history (last 3 releases)

### 1.33.3434 — 2024-01-22

Several filtering-related issues have been resolved, and optimizations for performance improvements have been implemented.

### 1.1.3438 — 2023-06-25

We're always making changes and improvements. To make sure you don't miss a thing, just keep updates turned on.

### 1.1.335 — 2023-04-04

No release notes.

## Apps similar to Cuspart

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Robokiller: Spam Call Blocker](https://appshunter.io/ios/app/robokiller-spam-call-blocker/id1022831885) | 4.5 (414,017) | Free | Utilities |
| [tellows Caller ID & Blocker](https://appshunter.io/ios/app/tellows-caller-id-and-blocker/id1166263660) | 4.5 (142) | Free | Utilities |
| [Truecaller: Premium Caller ID](https://appshunter.io/ios/app/truecaller-premium-caller-id/id448142450) | 4.4 (251,684) | Free | Utilities |
| [Call Blocker](https://appshunter.io/ios/app/call-blocker/id1180310843) | 4.5 (1,221) | Free | Utilities |
| [Mr. Number Lookup & Call Block](https://appshunter.io/ios/app/mr-number-lookup-and-call-block/id1047334922) | 4.6 (99,908) | Free | Utilities |
| [Hiya: Spam Blocker](https://appshunter.io/ios/app/hiya-spam-blocker/id986999874) | 4.5 (237,485) | Free | Utilities |

## More apps by Mustafa Tolga DALBUDAK

- [Cuspart: Soru Cevap](https://appshunter.io/ios/app/cuspart-soru-cevap/id1479200701)
- [Cuspart: Huzur App](https://appshunter.io/ios/app/cuspart-huzur-app/id1507249330)
- [Cuspart: DiceTap_](https://appshunter.io/ios/app/cuspart-dicetap/id1508215992)
- [Beat Off Foods](https://appshunter.io/ios/app/beat-off-foods/id1511308100)
- [Beat Off Foods With Ads](https://appshunter.io/ios/app/beat-off-foods-with-ads/id1511329281)
- [Sky and Balloons](https://appshunter.io/ios/app/sky-and-balloons/id1513223653)

All apps by Mustafa Tolga DALBUDAK: https://appshunter.io/developer/1479052908

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-20.*