Lucid vs Iris
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lucid
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Ever had a great idea, written it down, and never found it again? Notes apps just pile up. All-in-one tools get overwhelming. Lucid sits in between. ■ Catch the 3 seconds it lives Tap the home screen widget and start typing. Don't pick a type or a place — just get it down. ■ Organize in 5 minutes a day Swipe through your thoughts and answer one thing: "Where does this go?" No jargon — Projects, Areas, Resources, Archive. ■ Today, only what matters Open the app and today's tasks come first. Each one done is a small win. ■ Your second brain, in your hand No account, no login. Every thought stays safe on your iPhone. Stop losing your best ideas. Let Lucid remember them for you.
Iris
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Iris brings your Grok Bots to Apple Watch. Talk to your Bots by voice or text, wherever you are, without reaching for your phone. • Voice calls with your Bots, with spoken answers • Text chat and dictation, right on your wrist • Ask your Bot to look something up or get something done, and hear the result • Answer your Bot's questions with a tap • Works with the Bots on your existing Grok Bot account Sign in once on your iPhone, and Iris hands your sign-in to your Watch. Requires a Grok Bot account with access (Ultra subscription or a Premium team seat). Iris is an independent app and is not affiliated with Cursor or xAI.
Screenshots
Verdict
The clearest difference is iOS requirement: Lucid at 17.0 against Iris's 26.0. On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Lucid | Iris |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, Apple Watch — better |
| Requires iOS | 17.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 2 MB | 26 MB |
| Age rating | 4+ | 12+ |
| Developer | Goo wong Kwon | Kpaw, LLC |
In-app purchases
Lucid
No in-app purchases
Iris
No in-app purchases





