Comparison

PDF Margin Adjuster vs Certinate Wallet

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

Head to head
About

PDF Margin Adjuster

Easily modify the margins of your PDF, PPT, and PPTX files. This app offers interactive tools to adjust margins precisely, from simple adjustments to advanced, side-specific controls. Save your modified documents directly to your device or cloud storage.

Highlights
  • Interactive margin adjustment
  • Simple, advanced, and expert modes
  • Adjust margins side-by-side
  • Save to device or iCloud
  • Share to other applications
  • Supports PDF, PPT, PPTX files
Features
Read full description

Have you experienced that a PDF file have too large/small margin? PDF Margin Adjuster allows you to adjust PDF margins interactively. How to Use === 1. Open a PDF/PPT/PPTX* file with the folder button on the lower left of the screen. You also can open a PDF/PPT/PPTX* file from another application (e.g. Safari). 2. Adjust the margin of the file. - Simple: adjust margin with the arrow buttons at the center of the screen. - Advanced: adjust margin either side separately. - Expert: adjust margin more finely and freely. 3. Save it to your own device or iCloud/ Share it to another application with the share button at the bottom of the screen. *PPT/PPTX is experimental feature, layout can be collapsed.

About

Certinate Wallet

Securely store, manage, and share all your digital credentials, including certificates, badges, and licenses. Access your achievements offline and instantly verify their authenticity. Share your accomplishments with employers, schools, and platforms like LinkedIn with ease.

Highlights
  • Credential Wallet
  • Secure and verifiable credentials
  • Easy sharing to social media and email
  • Instant verification with unique IDs
  • Offline access to certificates
  • Claim new certificates with codes
Read full description

Store Once, Share Everywhere. Your credentials, always with you. Certinate is the easiest way to store, manage, and share your digital credentials — all in one secure place. Whether you've earned certificates, badges, licenses, or transcripts from schools, training providers, or professional organizations, Certinate keeps them organized, accessible, and ready to share with employers, schools, and platforms like LinkedIn. Key Features: — Credential Wallet: View and organize all your certificates, badges, and licenses in one place. — Secure Access: All credentials are tamper-proof and verifiable. — Easy Sharing: Instantly share your achievements on LinkedIn, social media, email, or messaging apps. — Instant Verification: Credentials come with unique IDs and verification links for authenticity. — Offline Access: Download your certificates and access them anytime, even without internet. — Claim Credentials: Use claim codes to securely access newly issued certificates. Whether you're a student, employee, or professional, Certinate keeps your credentials at your fingertips — securely and conveniently. Your achievements deserve to be seen. Certinate makes sure of it.

Screenshots

PDF Margin Adjuster4 screens
Certinate Wallet4 screens

Verdict

The call

The clearest difference is rating: Certinate Wallet at 5.0 against PDF Margin Adjuster's 4.6. Certinate Wallet also leads on review sentiment (100% vs 83%). PDF Margin Adjuster's advantage is ratings volume (45 vs 1) and iOS requirement (13.0 vs 15.6). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Certinate Wallet holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: PDF Margin Adjuster has 45 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 83% of PDF Margin Adjuster's written reviews are positive against 100% of Certinate Wallet's.

UpkeepUpdate frequency

PDF Margin Adjuster ships an update every 3 months, Certinate Wallet every 6 weeks. The most recent releases landed on July 14, 2026 and September 18, 2026 respectively.

Scorecard4 real differences · 6 level
PDF Margin Adjuster versus Certinate Wallet: the parameters behind the verdict, then further details
ParameterPDF Margin AdjusterCertinate Wallet
PriceFreeFree
Rating4.6 (45 ratings)5.0 (1 ratings) — better
Positive reviews83.3% of reviews100.0% of reviews — better
Number of ratings45 — better1
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size1 MB34 MB
Age rating4+4+
DeveloperYohei IsekiTruCertificates Inc

Customer experience

PDF Margin Adjuster

All ratings45 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews42 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

Certinate Wallet

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

PDF Margin Adjuster

No in-app purchases

None

Certinate Wallet

No in-app purchases

Questions

Is PDF Margin Adjuster free?
PDF Margin Adjuster is free to download, with no in-app purchases.
Is Certinate Wallet free?
Certinate Wallet is free to download, with no in-app purchases.
Which has better reviews, PDF Margin Adjuster or Certinate Wallet?
Certinate Wallet is rated higher. PDF Margin Adjuster averages 4.6 out of 5 from 45 ratings, while Certinate Wallet averages 5.0 from 1 ratings.
Do PDF Margin Adjuster or Certinate Wallet have ads?
Neither PDF Margin Adjuster nor Certinate Wallet shows ads.
Which is updated more often, PDF Margin Adjuster or Certinate Wallet?
PDF Margin Adjuster ships an update every 3 months, and Certinate Wallet every 6 weeks. Most recently, PDF Margin Adjuster was updated on July 14, 2026 and Certinate Wallet on September 18, 2026.

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