Comparison

Lockera vs HanFlow PDF

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

Head to head
About

Lockera

Enhance your device's Home and Lock Screen with customizable widgets. Display essential information like storage, calendar events, and countdowns. Create notes, QR codes, and perform quick calculations without unlocking your phone.

Highlights
  • Custom Text widgets
  • QR Code generator
  • Device Storage display
  • Countdown timers
  • Sticky Notes
  • Calculator
  • To Do lists
Read full description

Personalize your Home and Lock Screen with Lockera. Keep track of essential information, do simple calculations, create sticky notes and to lists. Lockera widgets: ● Custom Text Add custom text to your Lock Screen ● QR Code Custom QR Code with your website URL, phone number, or any text you want ● Storage You always know how much space is left on your device without unlocking it. ● Year Progress Displays the current year progress ● On this Day Find out what happened today in history ● Days Left Name your event and select a date to display the countdown ● Sticky Notes With Sticky Notes, you can create up to five notes ● Magic Ball Gives you answers and predictions ● Calendar* Monthly calendar with events ● Data Usage* Cellular or Wi-Fi data usage ● Days Passed* Name your event and select a date to display the number of days passed ● Birthdays* Add "Birthdays" widget to be reminded to say Happy Birthday to your family members and friends. ● Current Week* Add a tiny "Current Week" calendar to your Lock Screen. ● Calculator* Do simple calculations right on your Desktop ● To Do* Create up to five To Do lists * requires an upgrade to Lockera Pro. Calculator, Sticky Notes, To Do, Magic Ball widgets require iOS 17 or higher. Found a bug? Have a suggestion? Please, send it to support@imagetasks.com Follow us on Twitter @imagetasks!

About

HanFlow PDF

Features
Read full description

HanFlow PDF — a fast, ad-free PDF reader with a document scanner Clean and quick, with only the features you need. No ads. The interface follows your device language. ■ Document scanning · Auto-capture — hold steady over a page and it captures by itself · Book mode — one shot of an open book becomes two separate pages · Shoot at an angle; the edges are found and the perspective corrected · Five looks: document, black & white, photo and more · Photos you already took go through the same process into one PDF ■ Free features · Reading: pinch zoom, immersive mode, single-page or continuous scroll · Page thumbnails, in-document search with highlighting · Light / sepia / dark background — easier on the eyes · Annotation: highlighter, pen, text notes, eraser (4 colours, 3 widths) · Page bookmarks, favourites, sort by recent/name/size and grid view ■ Premium features (unlocked with an in-app subscription) · Text recognition (OCR) — pull text out of scans, or make a searchable PDF · Save a new PDF with your annotations · Merge PDFs — combine several files in the order you choose · Page editing — rotate, delete, reorder, extract selected pages · PDF ↔ images, text extraction, rotate all, page numbers, watermark, compress · Share / export ※ One licence works with the HanFlow PDF desktop program as well ■ Private by design · No ads · Documents are never collected or transmitted, and nothing is shared with third parties for advertising or analytics · Scans and PDFs are processed on your device — nothing is uploaded · "Open with HanFlow PDF" from Files, mail and messengers Scan what is on paper, and read your PDFs the light way. ■ Subscriptions and terms · Auto-renewable subscription. It renews automatically unless cancelled at least 24 hours before the end of the current period, and payment is charged to your Apple ID account. Prices are shown on the purchase screen in the app. · Manage or cancel: Settings ▸ your Apple ID ▸ Subscriptions · Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ · Privacy Policy: https://hanflowpdf.com/app/privacy.html

Screenshots

Lockera4 screens
HanFlow PDF4 screens

Verdict

The call

The clearest difference is update cadence: HanFlow PDF at every 4 days against Lockera's every 2 months. On price, ads, in-app purchases 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. Lockera sells 1 one-off in-app purchase and HanFlow PDF sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Lockera ships an update every 2 months, HanFlow PDF every 4 days. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

Scorecard1 real difference · 9 level
Lockera versus HanFlow PDF: the parameters behind the verdict, then further details
ParameterLockeraHanFlow PDF
PriceFreeFree
Rating4.5 (17 ratings) — better—
Positive reviews80.0% of reviews—
Number of ratings17 — better—
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Vision ProiPhone, iPad, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size11 MB107 MB
Age rating4+4+
DeveloperImageTasks IncQuantum Materials Co., Ltd.

In-app purchases

1 purchases

Lockera

One-time1
  • Upgrade to Lockera Pro$6.99
3 purchases

HanFlow PDF

Subscriptions3
  • Mobile Monthly$0.991 Month
  • Mobile Yearly$8.001 Year
  • All in One Yearly$29.991 Year

Questions

Is Lockera free?
Lockera is free to download, with in-app purchases available.
Is HanFlow PDF free?
HanFlow PDF is free to download, with in-app purchases available.
Do Lockera or HanFlow PDF have ads?
Neither Lockera nor HanFlow PDF shows ads.
Which is updated more often, Lockera or HanFlow PDF?
Lockera ships an update every 2 months, and HanFlow PDF every 4 days. Most recently, Lockera was updated on October 15, 2026 and HanFlow PDF on October 7, 2026.

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