Swoop vs Grenade
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Swoop
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Write SwiftUI on your phone, watch it run, and paste it into Xcode. Swoop is a canvas for postcard-sized components. Type one, press play, and it runs for real ā springs, timing and trigonometry computed on the device at the frame rate you feel. Copy hands back plain SwiftUI that compiles. Most SwiftUI apps are catalogues you browse. This is the one where you write it. WHAT IT PLAYS Swoop runs a documented subset of SwiftUI, on device. ⢠Text, Image, Button, Toggle, Spacer, Divider ⢠VStack, HStack, ZStack, ForEach, TimelineView ⢠Circle, Capsule, Rectangle, RoundedRectangle ⢠frame, padding, offset, opacity, scaleEffect, rotationEffect, zIndex ⢠fill, stroke, trim, background, overlay, clipShape, shadow ⢠animation, onAppear, symbolEffect, sensoryFeedback ⢠@State, helper funcs, computed views, if/else, ranges ⢠sin, cos, tan, sqrt, pow, min, max, .pi If Swoop cannot play something exactly the way Xcode would, it refuses and points at the line rather than guessing. What you copy always compiles. Swoop is for one component at postcard size ā not for building whole screens on a phone. ScrollView, List, NavigationStack, GeometryReader and TextField are deliberately not included. A REAL EDITOR ⢠Line numbers and syntax colour ⢠Autocorrect, smart quotes and autocapitalisation switched off ⢠Every file in your library previews itself, running, in the list POST IT AND RECORD IT ⢠Publish a component to the community, free, under your username ⢠Anyone can play it and take the source ⢠Record three seconds of it running and share the video ⢠Like and view counts on everything published PRIVACY ⢠Your files are saved on your phone ⢠Nothing is uploaded, read by us, or used to train anything ⢠A file leaves the device only when you publish or share it ⢠Writing, playing and copying never need an account ⢠Sign in with Apple or Google only to publish or like ⢠Delete your account from inside the app, any time SWOOP PRO ⢠A profile page ā your picture and a grid of your work ⢠Clean recordings, without the Swoop mark ⢠Sign a recording with your avatar and username ⢠Backdrops for recordings ⢠Post a component without handing over the source Writing, playing, copying and publishing stay free. Requires iPhone, iOS 17 or later. Swoop is an independent product and is not affiliated with or endorsed by Apple Inc. Swift, SwiftUI and Xcode are trademarks of Apple Inc. Privacy Policy https://swoopswift.com/privacy/ Terms of Service https://swoopswift.com/terms/
Grenade
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Grenade is a remote for the AI coding agents running on your Mac or Linux computer. Claude Code, Codex or a plain shell run in terminals on that computer; your iPhone shows every one of them with a live status, and lets you read, answer and type from wherever you are. ⢠See at a glance which agent needs an answer, which has finished and which is still working. ⢠Approve a command, answer a question or accept a plan with one tap. The card shows the full command first. ⢠Read the terminal live, or the plain activity view of what the agent said. ⢠Type, paste an image, or hold the mic and talk. ⢠Talk: ask out loud what needs you and hear the answer. Grenade knows your sessions and passes on what you say. It runs on OpenAI or Google Gemini with your own API key, kept on your computer. ⢠Start new sessions in any folder, and group them like tabs. Private by design. On your Wi-Fi the phone talks straight to your computer; anywhere else it goes through a relay that forwards only end-to-end encrypted bytes. No account, no tracking, nothing collected. Needs the free Grenade software on your Mac or Linux computer: brew install holdgrenade/tap/grenade, then grenade setup (Linux: holdgrenade.com/install). No computer handy? Tap "Try a demo" on the first screen.
Screenshots
Verdict
Swoop and Grenade are too close to call on the numbers: across 6 compared parameters ā price, update cadence, ads and in-app purchases among them ā neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Swoop ships an update weekly, Grenade every 4 days. The most recent releases landed on October 29, 2026 and October 22, 2026 respectively.
| Parameter | Swoop | Grenade |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 4 days ā better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad ā better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details ā not scored | ||
| Size | 39 MB | 11 MB |
| Age rating | +4 | 4+ |
| Developer | Valet Hero LLC | Croissant, Inc. |
In-app purchases
Swoop
No in-app purchases
Grenade
No in-app purchases









