# iFlow note vs PromptCodex

The clearest difference is update cadence: iFlow note at every 2 weeks against PromptCodex's every 2 months. iFlow note also leads on iOS requirement (17.6 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. iFlow note sells 3 in-app purchases, starting at $0.99 per month and PromptCodex sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

iFlow note ships an update every 2 weeks, PromptCodex every 2 months. The most recent releases landed on September 23, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | iFlow note | PromptCodex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/promptcodex-ai-library/id6763639533/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 75 MB |
| Requires iOS | **17.6** | 26.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [斌 胡](https://appshunter.io/developer/1852165846) | [Life Utility Apps, LLC](https://appshunter.io/developer/1721977600) |

## What reviewers say

### iFlow note

[App page](https://appshunter.io/ios/app/iflow-note/id6755179514)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly Plan | $0.99 | per month |
| PRO Yearly Plan | $1.99 | per year |
| PRO Lifetime Plan | $6.99 | one-time |


### PromptCodex

[App page](https://appshunter.io/ios/app/promptcodex-ai-library/id6763639533)

Manage and reuse AI prompts for various language models in a structured library. Create dynamic prompts with variables, save variants, and track usage. All data remains on your device for enhanced privacy.

**Highlights:** Organize prompts with folders, categories, and tags, Create dynamic prompts with placeholders, Save and compare prompt variants, Browse and import curated sample prompts, Track prompt copy counts and usage, Offline functionality and device-only data storage, Secure with Face ID/Touch ID

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Lifetime Access | $14.99 | one-time |


## Frequently asked questions

### Is iFlow note free?

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

### Is PromptCodex free?

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

### Do iFlow note or PromptCodex have ads?

Neither iFlow note nor PromptCodex shows ads.

### Which is updated more often, iFlow note or PromptCodex?

iFlow note ships an update every 2 weeks, and PromptCodex every 2 months. Most recently, iFlow note was updated on September 23, 2026 and PromptCodex on September 30, 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.*