# Cortex vs CustomNotify

The clearest difference is in-app purchases: CustomNotify at none against Cortex's 1. CustomNotify also leads on update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cortex sells 1 one-off in-app purchase. CustomNotify asks for nothing beyond the download.

Cortex ships an update every 4 months, CustomNotify weekly. The most recent releases landed on October 2, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Cortex | CustomNotify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4 ratings)](https://appshunter.io/ios/app/customnotify-alert-scheduler/id6761061863/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Free |
| Size | 84 MB | 58 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ippocode Technologies LLP](https://appshunter.io/developer/1852421273) | [CustomApps LLC](https://appshunter.io/developer/1780928838) |

## What reviewers say

### Cortex

[App page](https://appshunter.io/ios/app/cortex-local-ai/id6757537386)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cortex Pro | $19.99 | one-time |


### CustomNotify

[App page](https://appshunter.io/ios/app/customnotify-alert-scheduler/id6761061863)

Design and schedule personalized alerts with custom titles, messages, icons, and sounds. Set one-time or recurring reminders, and use persistent notifications with action buttons for easy management. Works entirely offline for enhanced privacy.

**Highlights:** Customizable notification design, Live lock screen preview, Template library, Natural language scheduling, Actionable notification buttons, Recurring and custom interval scheduling, Persistent and nagging alerts

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

**In-app purchases:** none


## Frequently asked questions

### Is Cortex free?

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

### Is CustomNotify free?

CustomNotify is free to download, with no in-app purchases.

### Do Cortex or CustomNotify have ads?

Neither Cortex nor CustomNotify shows ads.

### Which is updated more often, Cortex or CustomNotify?

Cortex ships an update every 4 months, and CustomNotify weekly. Most recently, Cortex was updated on October 2, 2026 and CustomNotify on October 16, 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.*