Comparison

HWP Viewer vs Sleeps Until

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

Head to head
About

HWP Viewer

Easily open, edit, and convert HWP documents on your mobile device. This utility app allows you to manage files, convert PDFs and DOCs to HWP, and print documents directly from your phone.

Highlights
  • Open and read HWP/HWPX files
  • Edit HWP documents
  • Convert PDF to HWP
  • Convert DOC to HWP
  • Print documents
  • Smart file management
Features
Read full description

Handle HWP documents with ease with HWP Viewer - Hangul Editor. This app lets you conveniently read and manage documents while providing conversion tools for supported file formats in one app. It is designed to help you save time and work more efficiently every day. KEY FEATURES: - Open and read HWP files - Edit HWP documents - Convert PDF to HWP - Convert DOC to HWP - Share HWP files - Manage your documents HWP READER • Open and read HWP and HWPX files • Enjoy smooth page transitions while reading • View document content clearly HWP EDITOR • Edit HWP documents on your device • Highlight, underline, or strikethrough • Mark important content for quick review CONVERT PDF/DOC TO HWP • Turn PDF files into HWP • Transform DOC files into HWP • Perform conversions quickly • Keep converted documents organized PRINT DOCUMENTS • Connect to compatible printers • Print files directly from your phone • Print documents and reports whenever needed SMART FILE MANAGEMENT • Find documents with a simple search • Mark important files • Easily rename documents • Share files with just a few taps Download HWP Viewer - Hangul Editor today to make document handling more convenient, wherever you are. Keep your important files organized and easy to access. Thank you for choosing HWP Viewer - Hangul Editor. We hope this app helps you handle documents quickly and efficiently in your studies and daily work. Policy: https://sites.google.com/view/hwpviewer-hangulreader-privacy TnC: https://sites.google.com/view/hwpviewer-hangulreader-terms

About

Sleeps Until

Read full description

How many sleeps until…? Sleeps Until shows the days left to your big day as "12 sleeps" instead of "D-12", right on your Home Screen. ■ A widget that updates on its own The number changes after midnight, even if you never open the app. Each widget can show a different countdown, and iPhone has Lock Screen widgets too. ■ Ready-made templates Trip · Exam · Birthday · Baby due date · Diet · Christmas · Couple (Day N since you got together, and how long until the next hundred). Want to count up from a start date instead? Turn on "Count up from this date". ■ A little moon friend The moon gets excited as your day gets closer, and celebrates with you on the day. ■ Light and quiet · No sign-up. Your countdowns stay on this device · No ads when you save · All widgets are free · A reminder at 9 AM the day before and on the day (you can turn it off) Some themes and fonts unlock after watching one ad. Contact: hello@happycherrystudio.com

Screenshots

HWP Viewer4 screens
Sleeps Until4 screens

Verdict

The call

The clearest difference is in-app purchases: Sleeps Until at none against HWP Viewer's 2. On price, update cadence, ads 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. HWP Viewer sells 2 in-app purchases, starting at $19.99 per year. Sleeps Until asks for nothing beyond the download.

UpkeepUpdate frequency

HWP Viewer ships an update every 2 weeks, Sleeps Until weekly. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

Scorecard1 real difference · 7 level
HWP Viewer versus Sleeps Until: the parameters behind the verdict, then further details
ParameterHWP ViewerSleeps Until
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 2 weeksWeekly — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size66 MB55 MB
Age rating4+4+
DeveloperSUPERNOVA MEDIA JOINT STOCK COMPANYEUNCHAE KIM

In-app purchases

2 purchases

HWP Viewer

Subscriptions2
  • Yearly3 Days trial$19.991 Year
  • Yearly$19.991 Year
None

Sleeps Until

No in-app purchases

Questions

Is HWP Viewer free?
HWP Viewer is free to download, with in-app purchases available.
Is Sleeps Until free?
Sleeps Until is free to download, with no in-app purchases.
Do HWP Viewer or Sleeps Until have ads?
Both HWP Viewer and Sleeps Until show ads.
Which is updated more often, HWP Viewer or Sleeps Until?
HWP Viewer ships an update every 2 weeks, and Sleeps Until weekly. Most recently, HWP Viewer was updated on October 31, 2026 and Sleeps Until on November 1, 2026.

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