# MemoKey vs Lume Flow

The clearest difference is ads: MemoKey at none against Lume Flow's shown. MemoKey also leads on iOS requirement (16.0 vs 18.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. MemoKey sells 3 in-app purchases, starting at $1.99 per month and Lume Flow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

MemoKey ships an update every 4 days, Lume Flow every 5 days. The most recent releases landed on October 19, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | MemoKey | Lume Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/memokey-quick-notes-keyboard/id6754804764/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | Freemium | — |
| Size | 85 MB | 41 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Tran Cong Minh](https://appshunter.io/developer/1453488374) | [Ngan Ly Kim](https://appshunter.io/developer/1858242159) |

## What reviewers say

### MemoKey

[App page](https://appshunter.io/ios/app/memokey-quick-notes-keyboard/id6754804764)

Access notes, text snippets, and templates directly from your keyboard without switching apps. Organize with tags, pinning, and search. Offers offline privacy, text-to-speech, and QR code sharing.

**Highlights:** Instant text pasting, Offline and private data storage, Save text via Share Extension, Large kaomoji library, Organize with tags and folders, QR code sharing and scanning, Text-to-speech for notes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MemoKey Pro Monthly | $1.99 | per month |
| MemoKey Pro Yearly | $9.99 | per year |
| MemoKey Pro | $19.99 | one-time |


### Lume Flow

[App page](https://appshunter.io/ios/app/lume-flow/id6787862341)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Ad Block | $39.99 | one-time |


## Frequently asked questions

### Is MemoKey free?

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

### Is Lume Flow free?

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

### Do MemoKey or Lume Flow have ads?

Lume Flow shows ads; MemoKey does not.

### Which is updated more often, MemoKey or Lume Flow?

MemoKey ships an update every 4 days, and Lume Flow every 5 days. Most recently, MemoKey was updated on October 19, 2026 and Lume Flow on October 17, 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.*