Free, no-signup utilities
Free tools for iOS developers.
Interactive tools for the parts of App Store Connect work that should not require a desktop app: character counts, keyword optimization, screenshot dimension lookup, submission checklists, API key format validation. No accounts, no email capture, no ads. Open the page, use the tool.
App Store metadata character counter
Live counts for app name (30), subtitle (30), promo (170), description (4000), keywords (100), what's new (4000). UTF-16 counting matches Apple.
OptimizerKeyword field optimizer
Removes wasted spaces, flags duplicates with name/subtitle, warns on plurals (Apple stems), counts tokens vs the 100-char limit.
ReferenceScreenshot size reference
Every required and recommended Apple screenshot dimension as of 2026 — iPhone 6.9", iPad Pro 13", Watch, TV, Mac, Vision Pro.
ReferenceiOS app icon size reference
Complete Asset Catalog icon sizes — App Store 1024, iPhone 60pt, iPad, Watch, Mac. Plus a no-alpha checker for the App Store icon.
ChecklistApp Store submission checklist
Interactive pre-submission checklist with progress saved locally. Covers metadata, screenshots, app details, build, compliance, locales.
HelperVersion + build number helper
Suggests the next CFBundleShortVersionString and CFBundleVersion based on your current values. SemVer-aware, App Store Connect-compatible.
ValidatorApp Store Connect API key validator
Local-only format check for issuer ID (UUID), key ID (10 chars), and .p8 PEM structure. Nothing leaves your browser.
TemplateRelease notes locale template
Pick the App Store Connect locales you ship to and generate empty per-locale templates ready for translation or AI assistance.