# Robo Shield vs CryptedNotes

The clearest difference is price: Robo Shield at Free against CryptedNotes's $0.99. Robo Shield also leads on iOS requirement (15.6 vs 17.6). CryptedNotes's advantage is update cadence (monthly vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

Robo Shield is free to download; CryptedNotes costs $0.99 up front. Robo Shield sells 6 in-app purchases, starting at $2.99 per month and CryptedNotes sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Robo Shield ships an update every 2 months, CryptedNotes monthly. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Robo Shield | CryptedNotes |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[2.8 (55 ratings)](https://appshunter.io/ios/app/robo-shield-ai-spam-filter/id1454299300/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 16.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Subscription | — |
| Size | 39 MB | 6 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AnchorFree Inc.](https://appshunter.io/developer/309076084) | [KAAN OZHAN](https://appshunter.io/developer/1831956371) |

## What reviewers say

### Robo Shield

[App page](https://appshunter.io/ios/app/robo-shield-ai-spam-filter/id1454299300)

This app uses artificial intelligence to screen incoming calls, distinguishing legitimate calls from spam, robo callers, and scams. It acts as a personal call assistant, identifying unknown callers and providing detailed information about each call.

**Highlights:** AI-powered call screening, Identifies spam, unverified, and verified calls, Advanced Caller ID with call categorization, Message filtering for spam and unsafe links, Spam-free voicemail inbox, Phone number lookup

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Robo Shield Premium | $2.99 | per month |
| Robo Shield Premium | $2.99 | per month |
| Robo Shield Premium | $4.99 | per month |
| Premium Subscription | $12.99 | per month |
| Premium Robo Call Blocker | $12.99 | per month |
| Robo Shield Premium | $39.99 | per year |

**What reviewers like**

- 🚀 Works well to block spam calls
- 🔒 Provides detailed caller information
- 👍 Useful feature to mark and block spam numbers

**What reviewers complain about**

- 🐛 App crashes or shows blank screen
- 🔒 Concerns about privacy and data usage
- 👎 Subscription required for full functionality
- 💤 Does not automatically block all spam calls

**Reported bugs**

- Subscription issues and inability to access premium features
- Inconsistent performance, with app randomly turning off blocking
- Compatibility problems with newer iOS versions

**Requested features**

- Ability to block calls from specific area codes
- Improved customer support and responsiveness
- Automatic spam call blocking without user intervention


### CryptedNotes

[App page](https://appshunter.io/ios/app/cryptednotes/id6749761691)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $14.99 | one-time |


## Frequently asked questions

### Is Robo Shield free?

Robo Shield is free to download, with in-app purchases available.

### Is CryptedNotes free?

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

### Do Robo Shield or CryptedNotes have ads?

Neither Robo Shield nor CryptedNotes shows ads.

### Which is updated more often, Robo Shield or CryptedNotes?

Robo Shield ships an update every 2 months, and CryptedNotes monthly. Most recently, Robo Shield was updated on October 7, 2026 and CryptedNotes on October 9, 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.*