Comparison

Submon vs SnapDue

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

Head to head
About

Submon

Features
Read full description

「提出物マネージャー」が新しく「Submon」となって新登場! 「提出物管理」「いつ取り掛かるかスケジュール」「時間割表」これらの機能を組み合わせたアプリです。「お試しモード」搭載で、個人情報を一切送らずにほぼ全機能を利用できるモードもあり、手軽に試せます。 ・期限までの日数がひと目で。 ・LMS (Canvas) 連携機能。 課された提出物が自動的にSubmonに追加されます。 ・いつ提出物に取り掛かるかスケジュール。 いつから、どこまで、何分間集中するか決められます。 ・集中タイマー。 上のスケジュール機能と連携します。 ・高性能な時間割表。 時間割表から直接提出物の作成もできます。 ・Google Tasksと連携。 提出物をGoogle カレンダーでも確認可能。 ・パスワードなしでログイン ログイン方法は4種類(メールアドレス/Google/Twitter/Apple)あり、メールアドレスログインでは、届いたメールのURLを開くことで簡単にログインできます。

About

SnapDue

Features
Read full description

Never forget important deadlines again! SnapDue uses advanced AI to automatically extract deadlines from photos and add them to your calendar in seconds. SMART PHOTO SCANNING Simply take a photo of bills, invoices, event flyers, product labels, or any document with a date. Our AI instantly recognizes deadlines and creates calendar reminders for you. AI-POWERED EXTRACTION SnapDue uses advanced AI technology to intelligently identify: - Payment due dates (bills, invoices, taxes) - Event dates (appointments, meetings, conferences) - Expiry dates (products, warranties, coupons) - Subscription renewals (Netflix, Spotify, trials) - Important documents (passport, visa, insurance, licenses) AUTOMATIC CALENDAR INTEGRATION Extracted deadlines are automatically added to your device calendar with smart reminders based on deadline type. Works with Google Calendar, Apple Calendar, and all native calendar apps. MESSAGE & EMAIL INTEGRATION Forward messages from popular apps (Messenger, Zalo, WhatsApp, Telegram, LINE) or emails containing deadlines, and SnapDue will automatically extract and add them to your calendar. No need to open the app! MULTI-LANGUAGE SUPPORT Supports more than 15 languages including English, Vietnamese, Japanese, Spanish, Chinese, Hindi, Arabic, Portuguese, French, Indonesian, German, Korean, Russian, Turkish, and Bengali. KEY FEATURES - Instant Extraction: Snap a photo and get results in seconds - Smart Categories: Automatically categorizes deadlines by type - Flexible Reminders: Customizable notifications for each deadline - Share from Anywhere: Share images, URLs, or text from any app - Batch Processing: Upload up to 10 images at once - Offline Mode: Works without internet using on-device OCR - Dark Mode: Beautiful interface for day and night - Privacy First: Your data is encrypted and securely protected PERFECT FOR - Busy professionals managing multiple deadlines - Parents tracking school events and bills - Students organizing assignments and exams - Anyone who wants to stay organized effortlessly SUBSCRIPTION PLANS - Free: Limited local scans with on-device processing - Trial: 50 cloud scans within 7 days to try premium features - Pro: 300 cloud scans per month with premium AI - Pay-as-you-go: Purchase AI credits for flexible usage Download SnapDue today and transform how you manage deadlines! Privacy Policy: https://snapdue.app/privacy Terms of Use: https://snapdue.app/terms Support: support@snapdue.app

Screenshots

Submon4 screens
SnapDue3 screens

Verdict

The call

The clearest difference is in-app purchases: Submon at none against SnapDue's 7. SnapDue's advantage is ads (none vs shown) and update cadence (weekly vs every 3 months). On price, 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. SnapDue sells 7 in-app purchases, starting at $4.99 per month. Submon asks for nothing beyond the download.

UpkeepUpdate frequency

Submon ships an update every 3 months, SnapDue weekly. The most recent releases landed on September 8, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 3 level
Submon versus SnapDue: the parameters behind the verdict, then further details
ParameterSubmonSnapDue
PriceFreeFree
Update frequencyEvery 3 monthsWeekly — better
AdsYesNo — better
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size68 MB80 MB
Age rating4+4+
DeveloperKazuya ChikamatsuXuyen Nguyen

In-app purchases

None

Submon

No in-app purchases

7 purchases

SnapDue

Subscriptions2
  • Snapdue Pro Monthly7 Days trial$4.991 Month
  • Snapdue Pro Annual7 Days trial$39.991 Year
One-time5
  • 10 AI Credits$0.99
  • 25 AI Credits$1.99
  • 50 AI Credits$2.99
Show 2 more
  • 100 AI Credits$4.99
  • 250 AI Credits$9.99

Questions

Is Submon free?
Submon is free to download, with no in-app purchases.
Is SnapDue free?
SnapDue is free to download, with in-app purchases available.
Do Submon or SnapDue have ads?
Submon shows ads; SnapDue does not.
Which is updated more often, Submon or SnapDue?
Submon ships an update every 3 months, and SnapDue weekly. Most recently, Submon was updated on September 8, 2026 and SnapDue on September 18, 2026.

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