Comparison

KeyFile vs Alarm One

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

Head to head
About

KeyFile

Features
Read full description

企业的很多业务系统已经逐步延伸至移动智能终端。为了防止非法人员窃取企业的电子资料,很多企业将各种电子文件用天喻加密软件(InteKEY)进行了加密保护。KeyFile是专为移动智能终端设计研发的电子文件防泄密APP,KeyFile在经过授权的移动智能终端上能正常使用InteKEY加密后的电子文件,而在没有授权的移动智能终端上不能使用这些加密文件的。有了KeyFile,InteKEY加密文件可以在移动智能终端上安全地使用了。KeyFile必须与InteKEY V8.2或之后的版本配合使用。

About

Alarm One

Manage complex schedules with flexible alarms for rotating shifts, international time zones, and recurring events. Organize alarms into groups and control them with a single tap. Features custom wake-up sounds, widgets, timers, and stopwatch functionality.

Highlights
  • Rotating shift alarms
  • World clock and time zones
  • Alarm grouping
  • Custom wake-up sounds
  • Home and lock screen widgets
  • Timers and stopwatch
  • iCloud sync across devices
Features
Read full description

WORLD CLOCK & TIME ZONE ALARMS Keep local time and cities around the world together. Check the time and date in each city, then set an alarm using that city's time. See when it will ring in your local time before saving. Choose a one-time alarm or weekly repeat rules for international meetings, travel, and family abroad. Alarm One is built for changing schedules. Create alarms for rotating shifts, organize them into groups, and enable, disable, or skip an entire routine with one tap. Featured by the App Store. FLEXIBLE SCHEDULES Set alarms for rotating shifts, workdays, weekdays, weekends, monthly dates, or one-time events. Skip the next occurrence without breaking the rest of your schedule. ALARM GROUPS Keep work, family, medication, travel, and weekend alarms organized. Enable, disable, or skip a whole group at once. ONE-TIME ALARMS, ZERO CLUTTER Create a reminder for a flight, appointment, nap, medication, or school pickup. After it rings, Alarm One can remove it automatically. CUSTOM WAKE-UPS Use your own sounds, gradual volume, and snooze to create an alarm that fits you. HOME & LOCK SCREEN WIDGETS See your next alarm, today's schedule, and monthly calendar at a glance. Control alarms directly from a widget. TIMERS & STOPWATCH Run countdowns, interval sessions, and lap timing without switching apps. SYNCED ACROSS YOUR APPLE DEVICES Keep your alarms up to date with iCloud on iPhone, iPad, and Mac. WHY ALARM ONE • Flexible repeat rules for changing routines • Whole-group control in one tap • One-time alarms that clean themselves up • Clear, ad-free interface designed for Apple platforms Whether you work rotating shifts, manage a family's schedule, train with intervals, or need a one-time reminder, Alarm One keeps every routine under control. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://alarmone.echopie.com/privacy

Screenshots

KeyFile4 screens
Alarm One4 screens

Verdict

The call

The clearest difference is in-app purchases: KeyFile at none against Alarm One's 3. KeyFile also leads on iOS requirement (11.0 vs 26.0). Alarm One's advantage is update cadence (every 2 weeks vs every 3 months). On price, 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. Alarm One sells 3 in-app purchases, starting at $1.99 per month. KeyFile asks for nothing beyond the download.

UpkeepUpdate frequency

KeyFile ships an update every 3 months, Alarm One every 2 weeks. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
KeyFile versus Alarm One: the parameters behind the verdict, then further details
ParameterKeyFileAlarm One
PriceFreeFree
Rating—4.3 (16 ratings) — better
Positive reviews—80.0% of reviews
Number of ratings—16 — better
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better26.0
Further details — not scored
Size138 MB82 MB
Age rating4+4+
DeveloperWuhan Tianyu Software Co., Ltd.Qingzhe Wu

In-app purchases

None

KeyFile

No in-app purchases

3 purchases

Alarm One

Subscriptions2
  • Premium (Monthly)7 Days trial$1.991 Month
  • Premium (Yearly)1 Month trial$6.991 Year
One-time1
  • Lifetime premium$16.99

Questions

Is KeyFile free?
KeyFile is free to download, with no in-app purchases.
Is Alarm One free?
Alarm One is free to download, with in-app purchases available.
Do KeyFile or Alarm One have ads?
Neither KeyFile nor Alarm One shows ads.
Which is updated more often, KeyFile or Alarm One?
KeyFile ships an update every 3 months, and Alarm One every 2 weeks. Most recently, KeyFile was updated on November 1, 2026 and Alarm One on November 5, 2026.

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