Comparison

Dev Tool box vs SSHELL Terminal

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

Head to head
About

Dev Tool box

Features
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DevToolbox is an essential collection of developer utilities designed to streamline your coding workflow. Whether you're debugging APIs, encoding data, or formatting JSON, DevToolbox provides the tools you need in a clean, native interface. KEY FEATURES: • JSON Formatter & Validator Format, validate, and beautify JSON with syntax highlighting. Tree view visualization for better structure understanding. Built-in search functionality to find text within large JSON files. • URL Encoder/Decoder Quickly encode or decode URLs for API testing and web development. RFC 3986 compliant encoding for maximum compatibility. • Base64 Encoder/Decoder Convert text to Base64 and vice versa. Supports URL-safe Base64 and auto-padding. Perfect for encoding credentials, tokens, and data URIs. • JWT Decoder Decode and inspect JSON Web Tokens without external services. View header, payload, and signature details instantly. Automatically handles "Bearer " prefix. • Text Case Converter Transform text between various cases: camelCase, PascalCase, snake_case, kebab-case, SCREAMING_SNAKE_CASE, dot.case, UPPERCASE, lowercase, and Title Case. Smart parsing for any input format. • Hash Generator Generate secure hashes using MD5, SHA-1, SHA-256, and SHA-512 algorithms. Essential for checksum verification and security testing. • Unix Timestamp Converter Convert between Unix timestamps and human-readable dates. Supports seconds and milliseconds. Multiple output formats including ISO 8601, UTC, and local time. • Number Base Converter Convert between Decimal, Binary, Octal, and Hexadecimal. Auto-detects input format with 0x, 0b, 0o prefix support. • String Escape/Unescape Escape special characters for JSON strings or unescape encoded text. Handles \n, \t, \", \\ and more. • Color Converter Convert HEX colors to RGB and HSL with live preview. Generates ready-to-use SwiftUI, UIKit, and CSS code snippets. WHY DEVTOOLBOX? • Native Performance: Built with SwiftUI for blazing-fast performance • Privacy First: All processing happens locally on your device • Universal App: Works seamlessly on iPhone, iPad, and Mac • Dark Mode Support: Easy on the eyes during late-night coding sessions • No Ads, No Tracking: Just pure functionality • Offline Ready: No internet connection required Perfect for mobile developers, web developers, API developers, QA engineers, security professionals, and students learning to code. DevToolbox is your pocket-sized development companion. Stop switching between websites and online tools - get everything you need in one native app.

About

SSHELL Terminal

Features
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Run SSH, Mosh and tmux sessions from iPhone or iPad. SSHELL keeps saved hosts, live terminals, remote files and SSH keys in one native workspace. Open several workspaces for one host. Attach existing tmux windows, create new windows and detach iPad terminals while each workspace stays tied to its host. On Mac and iPad, switch sessions using tabs and open Files in its own workspace tab. Browse sortable file columns with touch or pointer input. Show or hide session tabs and automatic file previews in Appearance settings; the Files Preview control saves the same preview preference. Open Preview remains available when automatic previews are off. Browse and transfer remote files over SSH or Mosh. Generate or import SSH keys, check SHA-256 host fingerprints and protect supported credentials with Keychain. Download SSHELL for free and use full access for 7 days. Lifetime access costs £2.99 as a one-time App Store purchase. Existing paid customers keep full access. Key features: - SSH, Mosh and Telnet connection profiles - Mosh roaming and reconnect handling - Multi-session saved hosts with distinct terminal workspaces - tmux-aware host management for opening and creating windows inside configured tmux sessions - iPad multiwindow, Split View and Stage Manager support - Remote file browsing for SSH and Mosh hosts - Upload, download, preview, copy, move and delete remote files - Download remote directories as .tar.gz archives when supported - Saved hosts with tags, notes, sorting and filtering - Per-host terminal themes, TERM values and trust policy - SSH key generation, import, export and host installation - Ed25519, ECDSA, RSA, OpenSSH, PEM, DER and PuTTY PPK key handling - Known-host prompts, SHA-256 fingerprints and changed-key warnings - Keychain-backed passwords, private keys and Mosh resume state - Biometric app lock with device passcode fallback - External keyboard shortcuts and terminal accessory keys - Nerd Font symbol support for glyph-heavy prompts and terminal tools - Native copy, paste, select all, Escape and terminal link handling - Light, dark, system and custom terminal colour themes - Off-by-default optional iCloud sync for supported settings, hosts, tags, key metadata, trusted host keys and synchronisable credentials Telnet is unencrypted. SSHELL includes it for trusted legacy environments, lab equipment and local networks only.

Screenshots

Dev Tool box2 screens
SSHELL Terminal4 screens

Verdict

The call

The clearest difference is in-app purchases: Dev Tool box at none against SSHELL Terminal's 1. SSHELL Terminal's advantage is ads (none vs shown) and update cadence (every 5 days vs every 3 weeks). On price, device support and iOS requirement 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. SSHELL Terminal sells 1 one-off in-app purchase. Dev Tool box asks for nothing beyond the download.

UpkeepUpdate frequency

Dev Tool box ships an update every 3 weeks, SSHELL Terminal every 5 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 3 level
Dev Tool box versus SSHELL Terminal: the parameters behind the verdict, then further details
ParameterDev Tool boxSSHELL Terminal
PriceFreeFree
Update frequencyEvery 3 weeksEvery 5 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size4 MB23 MB
Age rating4+4+
DeveloperSeonggon SimSimon Stace

In-app purchases

None

Dev Tool box

No in-app purchases

1 purchases

SSHELL Terminal

One-time1
  • SSHELL Lifetime Unlock$2.99

Questions

Is Dev Tool box free?
Dev Tool box is free to download, with no in-app purchases.
Is SSHELL Terminal free?
SSHELL Terminal is free to download, with in-app purchases available.
Do Dev Tool box or SSHELL Terminal have ads?
Dev Tool box shows ads; SSHELL Terminal does not.
Which is updated more often, Dev Tool box or SSHELL Terminal?
Dev Tool box ships an update every 3 weeks, and SSHELL Terminal every 5 days. Most recently, Dev Tool box was updated on October 28, 2026 and SSHELL Terminal on October 25, 2026.

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