Comparison

Cortex vs CustomNotify

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cortex

Read full description

Cortex reads your images, documents, and text — entirely on your device. No cloud. No account. No data sent anywhere. After a one-time model download, it works with no internet connection at all. Built for professionals who can't hand their confidential work to a cloud service, Cortex gives you the full power of a modern AI without the data exposure. No terms of service that claim rights to your inputs. No server logs. No risk of a breach leaking your client's name. Key features: - Voice mode — speak naturally, get spoken replies. Fully on-device, nothing stored - Audio & video input — attach media files and ask questions about them - Image & document input — analyse photos, contracts, receipts, prescriptions and more - Fully offline after model download — works on a plane, in a courthouse, anywhere - Zero data collection — nothing is ever transmitted or stored outside your device - 43 supported languages — switch freely between languages in any conversation - One-time purchase — no monthly subscription, no usage limits after going Pro - Free tier included — 25 messages per day at no cost, upgrade whenever you're ready - GDPR-friendly — no data transfers to US servers or third parties Cortex runs a powerful on-device language model entirely on your hardware, giving you conversational AI that's fast and capable without any cloud dependency. Download free and try it today. Upgrade once — use it forever.

About

CustomNotify

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
Read full description

Your Alerts, Your Way CustomNotify puts you in complete control of your notifications. Design personalized alerts with custom titles, messages, icons, colors, and sounds, then schedule them exactly when you need them. CREATE IN SECONDS See a live lock screen preview as you build your notification. Choose from 50+ ready made templates or type a natural language description and let CustomNotify do the rest. Add action buttons to snooze, skip, or mark done right from your lock screen. SCHEDULE YOUR WAY • One time reminders for dates that matter • Daily and weekly repeats • Custom intervals, every 2 hours, every 3 days, you name it • Persistent alerts that stick until you act on them NEVER FORGET Turn on nagging mode and CustomNotify will remind you again and again until you acknowledge it. Choose how often (every 1, 5, 15, 30, or 60 minutes) and how many times. Snooze when you need a break. PRIVACY FIRST No account. No cloud. No tracking. No ads. CustomNotify works entirely offline, your reminders and personal data never leave your device. FREE FEATURES • Up to 10 active notifications • One time, daily, and weekly scheduling • 10 built in templates • Nagging mode • Full notification history • Unlimited active notifications • All schedule types including custom intervals • 50+ templates • Persistent notifications • Backup and restore • Priority support From the makers of CustomBank, CustomCrypto, CustomSubs, and CustomWorth. Questions or feedback? Visit customnotify.us or email info@customapps.us

Screenshots

Cortex4 screens
CustomNotify3 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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

Scorecard2 real differences · 8 level
Cortex versus CustomNotify: the parameters behind the verdict, then further details
ParameterCortexCustomNotify
PriceFreeFree
Rating—4.5 (4 ratings) — better
Positive reviews—50.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 4 monthsWeekly — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.114.0 — better
Further details — not scored
Size84 MB58 MB
Age rating4+4+
DeveloperIppocode Technologies LLPCustomApps LLC

In-app purchases

1 purchases

Cortex

One-time1
  • Cortex Pro$19.99
None

CustomNotify

No in-app purchases

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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