Comparison

Keyfred vs QRcode scanner

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

Head to head
About

Keyfred

Enhance your writing with an AI-powered keyboard that offers real-time, context-aware corrections and translations. It intelligently adapts to your writing style and situation, ensuring flawless communication across all your apps.

Highlights
  • Context-driven AI correction
  • 15 personas for tone rewriting
  • Instant translation in 8 languages
  • Clipboard translation
  • AI image translation
  • Auto-correction alerts
  • Smart prediction and completion
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Write English like you mean it. Keyfred is a keyboard that fixes your English as you type, and tells you why. Write a message in any app and tap once. Keyfred corrects it and adds a quick note on what was wrong, so you stop making the same mistake. Not sure it sounds right? Rewrite it casual, polite, or professional. Need another language? Translate it without leaving the chat. What you get - One-tap correction with short grammar notes - Alerts when a sentence looks off - Rewrite in the tone you need - Translation inside any app - Autocomplete that finishes your sentence - English, Korean, and Japanese keyboards - Custom keyboard themes Privacy Keyfred only sends the text you choose to the server. Your text isn't stored, and sensitive details like addresses, phone numbers, and card numbers are never sent. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Keyfred Terms of Use: https://www.keyfred.com/terms?lang=en Privacy Policy: https://www.keyfred.com/privacy?lang=en

About

QRcode scanner

Features
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"QR Code μŠ€μΊλ„ˆ 및 μƒμ„±κΈ°λŠ” λΉ λ₯΄κ³  κ°„νŽΈν•˜κ²Œ μ‚¬μš©ν•  수 μžˆλŠ” QR μ½”λ“œ μŠ€μΊλ„ˆ & QR μ½”λ“œ 생성기 μ•±μž…λ‹ˆλ‹€. 슀마트폰 μΉ΄λ©”λΌλ‘œ QR μ½”λ“œλ₯Ό μŠ€μΊ”ν•˜λ©΄ μ›Ήμ‚¬μ΄νŠΈ, μ—°λ½μ²˜, μ™€μ΄νŒŒμ΄, 문자 λ©”μ‹œμ§€ λ“± λ‹€μ–‘ν•œ 정보λ₯Ό μ¦‰μ‹œ 확인할 수 μžˆμŠ΅λ‹ˆλ‹€. 이 앱은 λΉ λ₯Έ QR μ½”λ“œ 리더 κΈ°λŠ₯을 μ œκ³΅ν•˜λ©° λŒ€λΆ€λΆ„μ˜ QR μ½”λ“œ ν˜•μ‹μ„ μ§€μ›ν•©λ‹ˆλ‹€. μΉ΄λ©”λΌλ‘œ QR μ½”λ“œλ₯Ό λΉ„μΆ”κΈ°λ§Œ ν•˜λ©΄ μžλ™μœΌλ‘œ μΈμ‹ν•˜μ—¬ κ²°κ³Όλ₯Ό λΉ λ₯΄κ²Œ 확인할 수 μžˆμŠ΅λ‹ˆλ‹€. λ˜ν•œ URL, ν…μŠ€νŠΈ, μ—°λ½μ²˜, 이메일, μ™€μ΄νŒŒμ΄ 정보 등을 QR μ½”λ“œλ‘œ 생성할 수 μžˆμ–΄ 개인용, μ—…λ¬΄μš©, λ§€μž₯ μ•ˆλ‚΄ λ“± λ‹€μ–‘ν•œ μƒν™©μ—μ„œ ν™œμš©ν•  수 μžˆμŠ΅λ‹ˆλ‹€. μƒμ„±ν•œ QR μ½”λ“œλŠ” μ €μž₯ν•˜κ±°λ‚˜ λ‹€λ₯Έ μ‚¬λžŒμ—κ²Œ μ‰½κ²Œ κ³΅μœ ν•  수 μžˆμŠ΅λ‹ˆλ‹€. β–  μ£Όμš” κΈ°λŠ₯ β€’ QR μ½”λ“œ μŠ€μΊ” – μΉ΄λ©”λΌλ‘œ λΉ λ₯΄κ³  μ •ν™•ν•˜κ²Œ QR μ½”λ“œ 인식 β€’ QR μ½”λ“œ 생성 – URL, ν…μŠ€νŠΈ, μ—°λ½μ²˜ λ“± λ‹€μ–‘ν•œ QR μ½”λ“œ λ§Œλ“€κΈ° β€’ URL QR μ½”λ“œ – μ›Ήμ‚¬μ΄νŠΈ λ°”λ‘œ μ—΄κΈ° β€’ WiFi QR μ½”λ“œ – λΉ„λ°€λ²ˆν˜Έ μž…λ ₯ 없이 μ™€μ΄νŒŒμ΄ μ—°κ²° β€’ SMS QR μ½”λ“œ – 문자 λ©”μ‹œμ§€ 전솑 β€’ μ „ν™”λ²ˆν˜Έ QR μ½”λ“œ – μ „ν™” λ°”λ‘œ κ±ΈκΈ° β€’ μ—°λ½μ²˜ QR μ½”λ“œ – 이름, μ „ν™”λ²ˆν˜Έ, 이메일 곡유 β€’ 이메일 QR μ½”λ“œ – 이메일 보내기 β€’ μΊ˜λ¦°λ” QR μ½”λ“œ – 일정 μΆ”κ°€ μƒμ„±ν•œ QR μ½”λ“œλŠ” μ €μž₯ν•˜κ±°λ‚˜ κ³΅μœ ν•˜μ—¬ λ‹€μ–‘ν•œ κ³³μ—μ„œ ν™œμš©ν•  수 있으며, μŠ€μΊ”ν•œ QR μ½”λ“œ κ²°κ³ΌλŠ” λ°”λ‘œ μ‹€ν–‰λ˜λ„λ‘ μ„€κ³„λ˜μ–΄ νŽΈλ¦¬ν•˜κ²Œ μ‚¬μš©ν•  수 μžˆμŠ΅λ‹ˆλ‹€. QR μ½”λ“œ μŠ€μΊ”, QR μ½”λ“œ 생성, QR μ½”λ“œ 리더 κΈ°λŠ₯을 ν•˜λ‚˜μ˜ μ•±μ—μ„œ κ°„νŽΈν•˜κ²Œ μ΄μš©ν•΄ λ³΄μ„Έμš”."

Screenshots

Keyfred4 screens
QRcode scanner4 screens

Verdict

The call

The clearest difference is ads: Keyfred at none against QRcode scanner's shown. Keyfred also leads on update cadence (every 3 days vs every 10 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Keyfred sells 6 in-app purchases, starting at $2.99 per month and QRcode scanner sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Keyfred ships an update every 3 days, QRcode scanner every 10 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

Scorecard2 real differences Β· 6 level
Keyfred versus QRcode scanner: the parameters behind the verdict, then further details
ParameterKeyfredQRcode scanner
PriceFreeFree
Positive reviews89.5% of reviewsβ€”
Update frequencyEvery 3 days β€” betterEvery 10 days
AdsNo β€” betterYes
In-app purchasesYesYes
MonetizationFreemiumβ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 β€” better15.5
Further details β€” not scored
Size76 MB69 MB
Age rating12+4+
DeveloperKeyfred Inc.jongun song

In-app purchases

6 purchases

Keyfred

Subscriptions3
  • Keyfred Pro Monthly$2.991 Month
  • Keyfred Pro 6 Months$14.996 Months
  • Keyfred Pro Yearly$24.991 Year
One-time3
  • 100 Credits$4.99
  • 300 Credits$9.99
  • 500 Credits$12.99
1 purchases

QRcode scanner

One-time1
  • Remove ads$1.99

Questions

Is Keyfred free?
Keyfred is free to download, with in-app purchases available.
Is QRcode scanner free?
QRcode scanner is free to download, with in-app purchases available.
Do Keyfred or QRcode scanner have ads?
QRcode scanner shows ads; Keyfred does not.
Which is updated more often, Keyfred or QRcode scanner?
Keyfred ships an update every 3 days, and QRcode scanner every 10 days. Most recently, Keyfred was updated on October 11, 2026 and QRcode scanner on October 7, 2026.

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