Comparison

ASO Keyword Optimizer PutKey vs PixelKit

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

Head to head
About

ASO Keyword Optimizer PutKey

Features
Read full description

Make your App Store 100-character keyword field count. ASO Keyword Optimizer (PutKey) is a fast, on-device helper that cleans and organizes the keywords you put in your listing — so more high-value terms fit into the space Apple gives you. AUTOMATIC CLEANUP - Removes duplicate words automatically - Converts plurals to singular - Strips Apple keyword stop-words and filler - Trims wasted whitespace — no character goes to waste SEE WHAT YOU SAVED - Instantly shows how many characters you freed up, so more keywords fit inside the 100-character limit SAVE & ORGANIZE (Pro) - Save named keyword lists for each of your apps - Rename and edit them anytime, all in one place FLEXIBLE EXPORT - Export your cleaned keywords as CSV, PDF, TXT or JSON (Pro) PRIVATE BY DESIGN - 100% on-device. No account, no login, no network. Your keywords never leave your device. Free: paste your keywords with no input character limit, optimize, and instantly see how many characters you saved, how many duplicates were removed, and how many stop-words were stripped. Pro unlocks the full optimized keyword list for viewing and copying, saving and organizing keyword lists, editing entries, and unlimited exports to CSV, PDF, TXT or JSON. Privacy: https://www.app-privacy-policy.com/live.php?token=B6FovKGaSiNh6KsLifafoIYttoyMt5hw Terms: https://www.app-privacy-policy.com/live.php?token=aGax0lj8uoSaZic0I5prKDHuXQOLFzQH

About

PixelKit

This app offers precise unit conversions for designers and developers, specializing in pixels, inches, and centimeters. It includes tools for screen calculations, typography, and a wide range of supported units for digital and print work.

Highlights
  • Real-time unit conversions
  • Pixel, inch, and centimeter calculations
  • Screen size and PPI calculator
  • Typography scale generator
  • Supports multiple units (px, in, cm, mm, pt, em, rem, vw, DPI, PPI)
  • Conversion history
Features
Read full description

PixelKit is the all-in-one toolbox for designers and developers — a precise unit converter plus a full suite of design, print, and dev calculators in one fast, offline app. No account, no ads, no subscription. It started as the ONLY true pixel converter on the App Store — the only app that correctly converts inches to pixels at 1in = 96px. That precision is still the heart of PixelKit, now surrounded by the tools you reach for every day. THE CONVERTER: • Convert across 11 units: pixels, inches, cm, mm, picas, points, em, rem, viewport (vw), DPI, PPI • Real-time, pixel-perfect accuracy with a custom keypad • Conversion history, custom presets, batch convert, compare up to 3, CSV export • Copy all formats at once DESIGN & LAYOUT TOOLS: • Screen Calculator — PPI, retina class, megapixels, dot pitch, aspect ratio from width/height/diagonal • Aspect Ratio Calculator — lock dimensions, common and custom ratios, simplified GCD • Typography Scale Generator — modular type scale with per-step values • Coordinate tools — distance, area, golden ratio, grid alignment, center point PRO TOOLS (one-time unlock): • Print Production — bleed, paper GSM, binding, fold, stack thickness, die-cut • Image Assets — file-size estimation, print DPI, retina @1x/2x/3x, compression, color space (sRGB / Adobe RGB / CMYK) • Animation — frame rate, easing and bezier with code output, motion blur, duration, keyframes • Validation — WCAG AA/AAA contrast, pixel-perfect, platform compliance, print quality • Cross-platform — breakpoints, touch targets, viewport units, responsive typography EXPORT-READY CODE: • Most tools output ready-to-paste CSS and SwiftUI — easing to cubic-bezier(), breakpoints to @media queries, type scales, aspect ratios, and more BUILT TO KEEP: • Unified Recent — every calculation across every tool saved in one list, with favorites • Copy on every result, one tap • System, Light, and Dark mode • Fully offline — no account, no network, no ads ONE-TIME UNLOCK: • $6.99 once unlocks every Pro tool — and all future Pro tools, forever. No subscription. • Restore Purchases supported PERFECT FOR: • UI/UX designers • Web and app developers • Digital and print designers • Design students • Anyone who works in pixels, points, and ratios PixelKit turns the converter you needed into the toolbox you keep. Download it today. LICENSE AND USAGE This application is licensed, not sold, to you by HWY Enigma LLC. Your use of this application is governed by HWY Enigma's Terms of Service: https://hwyenigma.com/terms-of-service PRIVACY POLICY This application does not collect any personal data. Please review our Privacy Policy at https://hwyenigma.com/pixel-policy

Screenshots

ASO Keyword Optimizer PutKey4 screens
PixelKit4 screens

Verdict

The call

The clearest difference is ads: PixelKit at none against ASO Keyword Optimizer PutKey's shown. PixelKit also leads on chart position (#189 vs unranked). ASO Keyword Optimizer PutKey's advantage is update cadence (every 6 days vs every 2 months). On price, in-app purchases, 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. ASO Keyword Optimizer PutKey sells 2 in-app purchases, starting at $2.99 per month and PixelKit sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ASO Keyword Optimizer PutKey ships an update every 6 days, PixelKit every 2 months. Both last shipped on October 9, 2026.

Scorecard3 real differences · 7 level
ASO Keyword Optimizer PutKey versus PixelKit: the parameters behind the verdict, then further details
ParameterASO Keyword Optimizer PutKeyPixelKit
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 days — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesYes
Monetization—Free with in-app purchases
Best chart rank—#189 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.5
Further details — not scored
Size20 MB5 MB
Age rating4+4+
DeveloperAsim Can YagizHWY Enigma LLC

In-app purchases

2 purchases

ASO Keyword Optimizer PutKey

Subscriptions2
  • Unlimited Access (Monthly)$2.991 Month
  • Unlimited Access (Yearly)$24.991 Year
2 purchases

PixelKit

Subscriptions1
  • Monthly Subscription7 Days trial$1.991 Month
One-time1
  • Pro Unlock$6.99

Questions

Is ASO Keyword Optimizer PutKey free?
ASO Keyword Optimizer PutKey is free to download, with in-app purchases available.
Is PixelKit free?
PixelKit is free to download, with in-app purchases available.
Do ASO Keyword Optimizer PutKey or PixelKit have ads?
ASO Keyword Optimizer PutKey shows ads; PixelKit does not.
Which is updated more often, ASO Keyword Optimizer PutKey or PixelKit?
ASO Keyword Optimizer PutKey ships an update every 6 days, and PixelKit every 2 months. Most recently, ASO Keyword Optimizer PutKey was updated on October 9, 2026 and PixelKit on October 9, 2026.

Other comparisons