Comparison

Spark Mail vs PDF Text Edit

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

Head to head
About

Spark Mail

Unify all your email accounts into a single inbox, automatically prioritizing important messages. Streamline your workflow with AI-powered writing assistance, smart organization tools, and seamless integration with your favorite productivity apps.

Highlights
  • Unified inbox for all accounts
  • Smart Inbox prioritization
  • AI-powered drafting and summarization
  • Email scheduling and snoozing
  • Gatekeeper for sender pre-screening
  • Calendar and meeting management
  • Integrations with Notion, Asana, etc.
Features
Read full description

Manage priorities, not emails. Spark brings every account into one inbox and automatically surfaces what matters most — so nothing slips through the cracks. Loved by millions and named "Best of the App Store" by Apple. "It's a combination of polish, simplicity, and depth." — FastCompany "You can create an email experience that works for you." — TechCrunch EVERY ACCOUNT, EVERY EMAIL, IN ONE PLACE Connect Gmail, Outlook, iCloud, Yahoo, AOL, Hotmail, GMX, and any IMAP account in a single unified inbox. STAY ORGANIZED WITH SMART INBOX Important emails from real people rise to the top. Newsletters and notifications stay neatly grouped below, out of your way. GET MORE DONE WITH EMAIL ESSENTIALS Mark emails as done or set them aside for later Mute threads you're no longer following Schedule emails to send later — even if your device is off Find anything fast with Smart Search and Smart Folders PROTECT YOUR INBOX WITH GATEKEEPER Pre-screen new senders and block unwanted contacts instantly. PRIORITIZE WHAT MATTERS Mark important senders so their emails always stay on top. Group emails by sender or domain to keep your inbox clean. WRITE FASTER WITH SPARK +AI Summarize long threads, draft replies, rephrase messages, and adjust tone. Your AI Assistant helps you clear your inbox, translate emails, and keep projects moving. MANAGE YOUR CALENDAR AND MEETINGS Connect your calendars to stay on top of your day in one app. CONNECT YOUR FAVORITE TOOLS Link Spark to Notion, Asana, Things, and 10+ integrations to act on everything in your inbox. COLLABORATE WITH YOUR TEAM Co-author emails and discuss in private comments Assign messages so everyone knows who owns what Share secure links to specific emails Track read receipts to keep work moving SECURE AND PRIVATE Spark encrypts your data, runs on Google Cloud's secure infrastructure, and is fully GDPR compliant. TRY IT FREE Stick with our powerful free plan, or try Spark Plus or Spark Pro free for 7 days. Download Spark and reclaim your day. FAQ Is Spark the best email app for managing multiple accounts? Spark brings Gmail, Outlook, iCloud, Yahoo, and any IMAP account into one unified inbox, so you can manage every email in one place instead of switching between apps. How is Spark different from Apple Mail and Gmail? Spark helps you focus on what matters, not just read email. It automatically prioritizes messages from real people, keeps newsletters out of the way, and can summarize, draft, and follow up so less falls through the cracks. How does Spark help with email overload? Spark surfaces important messages first, lets you snooze emails until you're ready, and helps you reach Inbox Zero without the grind. Higher plans flag what needs attention so nothing gets missed. Does Spark have AI features? Yes. Spark uses AI to write faster, reply clearly, and summarize threads. On Plus, AI helps you make better inbox decisions. On Pro, it acts on your behalf — drafting, organizing, and following up. Is Spark good for team collaboration? Yes. Teams can share drafts, comment privately, assign messages, and manage shared inboxes — no forwarding chains. Collaboration is available on Pro. Can I schedule emails to send later? Yes. Schedule any email to send at the right time, or snooze incoming messages to return when you're ready. Is Spark free? Yes. Spark is free to download and use. Spark Plus is for professionals who want a more focused inbox; Spark Pro is for those who need Spark to handle follow-through so nothing gets missed. Is Spark available on Mac, iPhone, and iPad? Yes. Spark works on iOS, iPadOS and macOS, and stays in sync across all your devices. Spark is made by Readdle. Terms of Service: https://sparkmailapp.com/legal/terms Privacy Policy: https://sparkmailapp.com/legal/privacy-app Help: support@sparkmailapp.com

About

PDF Text Edit

Features
Read full description

PDF Text Edit-Kun: edit the actual text inside your PDFs, right on your iPhone or iPad. Need to fix a date, an amount, or a typo in a receipt, contract, or form? PDF Text Edit-Kun rewrites the text itself instead of turning the page into an image, so the original layout stays intact. Everything happens on your device. Your files are never uploaded. ■ KEY FEATURES • Edit text in place Rewrite, add, delete, and move text inside your PDFs. Tap a text block, edit it, and see the result right away. • Change color, size, and font Switch between Text, Color, and Size tabs for the text you selected. Choose from preset colors or any custom color, set the size in points, and pick a font (including your own font files). • Sign and fill forms Create a signature from your name and place it anywhere on the page. Fill in form fields, checkboxes, and radio buttons in PDFs that have them. • Organize pages Delete and reorder pages, and merge several PDFs into one. • Passwords and properties Set or remove open and edit passwords. Edit the title, author, subject, and keywords. • Compare before and after Flip between the original and your edited version with one tap. • Save over the original Choose Save and Close to overwrite the PDF you opened, with no file picker. Or export a copy instead. ■ PRIVATE BY DESIGN PDF Text Edit-Kun works fully offline. Your documents never leave your device, so sensitive files are safe to edit. ■ LITE AND PRO • Lite (free): Shows an ad banner. Edit one PDF per day. Viewing is unlimited. • Pro Monthly (auto-renewing subscription): ¥300 per month. No ads and unlimited editing. • Pro Lifetime (one-time purchase): ¥1,500. No ads and unlimited editing. (Prices are shown in your local currency in the App Store.) The monthly subscription is charged to your Apple Account when you confirm the purchase and renews automatically unless you cancel at least 24 hours before the end of the current period. You can manage or cancel it in Settings > Apple Account > Subscriptions. Terms of Use (EULA): https://donutdrop.me/PDFEditKun/en/eula.html Privacy Policy: https://donutdrop.me/PDFEditKun/en/privacy.html ■ LANGUAGES English and Japanese. The app follows your device's language setting. ■ GOOD TO KNOW Some PDFs, depending on how they were created, contain text that can't be edited. In that case the app tells you and leaves your PDF unchanged. Please do not use this app to forge or falsify documents. We'd love your feedback and bug reports.

Screenshots

Spark Mail4 screens
PDF Text Edit4 screens

Verdict

The call

The clearest difference is ads: Spark Mail at none against PDF Text Edit's shown. Spark Mail also leads on chart position (#112 vs unranked). On price, update cadence, 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. Spark Mail sells 8 in-app purchases, starting at $7.99 per month and PDF Text Edit sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 9, 2026 and October 26, 2026 respectively.

Scorecard2 real differences · 9 level
Spark Mail versus PDF Text Edit: the parameters behind the verdict, then further details
ParameterSpark MailPDF Text Edit
PriceFreeFree
Rating4.6 (83K ratings) — better—
Positive reviews61.0% of reviews—
Number of ratings83K — better—
Update frequencyWeeklyWeekly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
Best chart rank#112 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS16.4 — better17.0
Further details — not scored
Size393 MB13 MB
Age rating4+4+
DeveloperReaddle Technologies LimitedSEISHI MURAKAMI

Bugs and requests

Spark Mail

Reported bugs

5 issues
  • Emails disappearing from the inbox
  • Delayed email delivery and sync
  • Crashes and freezes when opening the app
  • Issues with Exchange calendar and account sync
  • Incorrect email grouping and threading

Requested features

5 requests
  • Improved spam filtering and email blocking
  • Option to disable email threading
  • Better calendar integration and management
  • Customizable email signatures and layouts
  • Expanded third-party app integrations

PDF Text Edit

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Spark Mail

Subscriptions8
  • Spark Premium7 Days trial2 variants$7.991 Month
  • Spark Plus Monthly7 Days trial2 variants$10.001 Month
  • Spark Pro Monthly7 Days trial$20.001 Month
Show 5 more
  • Get Spark Premium7 Days trial$41.991 Year
  • Get Spark Premium7 Days trial$59.991 Year
  • Spark Premium1 Year trial$59.991 Year
  • Spark Plus Annual7 Days trial$99.001 Year
  • Spark Pro Annual7 Days trial$199.001 Year
2 purchases

PDF Text Edit

Subscriptions1
  • Pro 月額$1.991 Month
One-time1
  • Pro 永久ライセンス$9.99

Questions

Is Spark Mail free?
Spark Mail is free to download, with in-app purchases available.
Is PDF Text Edit free?
PDF Text Edit is free to download, with in-app purchases available.
Do Spark Mail or PDF Text Edit have ads?
PDF Text Edit shows ads; Spark Mail does not.
Which is updated more often, Spark Mail or PDF Text Edit?
Spark Mail ships an update weekly, and PDF Text Edit weekly. Most recently, Spark Mail was updated on November 9, 2026 and PDF Text Edit on October 26, 2026.

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