Comparison

Javascript REPL vs SeaSalt Cove

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

Head to head
About

Javascript REPL

Features
Read full description

Hey there, code enthusiasts! Meet Javascript REPL – your new best friend for running JavaScript code on your mobile device. Whether you’re just starting out or you’ve been coding for years, this app is perfect for writing, testing, and running your code anytime, anywhere. Why You’ll Love It: Instant Results: Type your code and see it run immediately. Offline Mode: No internet? No problem! Run your code locally without any hassle. Easy to Use: Clean, simple interface that makes coding on mobile a breeze. Debugging Made Easy: Get clear error messages to help you fix your code quickly. Perfect for students, pros, and anyone who loves to code. Download Javascript REPL now and start coding on the go!

About

SeaSalt Cove

Access your Mac's terminal, desktop, and files securely from your iPhone. This app offers end-to-end encryption for remote management of your Mac, allowing you to browse, upload, and download files, and run command-line tools on the go.

Highlights
  • Full terminal session access
  • Remote desktop control
  • File browsing, upload, and download
  • End-to-end encryption
  • Manage multiple Macs
  • Zero-knowledge architecture
Features
Read full description

SeaSalt Cove is the iPhone companion to SeaSalt, the Mac app that runs persistent AI agents on your projects. Start work at your desk, then follow progress, answer questions, and approve the next step from your phone. When you need to work directly, full terminal, desktop, and file access to your Mac is one tap away. What you can do: Follow your project agents and their work sessions from anywhere Reply when an agent needs you and approve its next step Coordinate agents through Captain, SeaSalt's built-in orchestrator Use Claude Code, Codex, or local models through Ollama and LM Studio, all running on your Mac Open a full terminal session on your Mac View and control your Mac's desktop remotely Browse, upload, and download files Connect up to 5 Macs from a single app Built for security: Terminal, desktop, and file access are end-to-end encrypted with AES-256-GCM Curve25519 key exchange with visual pairing verification No open ports, no VPN, no router changes Agents only get the MCP connections you turn on for them Agent history syncs to your iPhone, encrypted in transit and at rest How it works: Download SeaSalt for Mac (free) and set up your project agents Pair your iPhone by confirming the code shown on both screens Check in on your agents and reach your Mac from anywhere, even when it's locked Whether you're approving an agent's pull request from the couch, checking on a long-running task from the airport, or pulling a file you forgot to push, SeaSalt Cove keeps your agents and your Mac in your pocket.

Screenshots

Javascript REPL3 screens
SeaSalt Cove4 screens

Verdict

The call

The clearest difference is ads: SeaSalt Cove at none against Javascript REPL's shown. Javascript REPL's advantage is iOS requirement (12.0 vs 18.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
Javascript REPL versus SeaSalt Cove: the parameters behind the verdict, then further details
ParameterJavascript REPLSeaSalt Cove
PriceFreeFree
Rating—5.0 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequency—Every 2 weeks
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better18.0
Further details — not scored
Size28 MB31 MB
Age rating4+4+
DeveloperSEUNGWOO JOSea Salt Labs, LLC

In-app purchases

None

Javascript REPL

No in-app purchases

None

SeaSalt Cove

No in-app purchases

Questions

Is Javascript REPL free?
Javascript REPL is free to download, with no in-app purchases.
Is SeaSalt Cove free?
SeaSalt Cove is free to download, with no in-app purchases.
Do Javascript REPL or SeaSalt Cove have ads?
Javascript REPL shows ads; SeaSalt Cove does not.

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