Comparison

Instructions vs SeamTec

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

Head to head

Instructions

Offline PDF Viewer & Organizer

About

Instructions

Features

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Key Features - Register, save, search, and share PDFs - Import PDFs shared from other apps - Organize PDFs into categories - No account required - Supports web page registration - Simple and intuitive interface Keep manuals and technical documents at your fingertips—offline! This app lets you register and manage PDF manuals and reference materials so you can search and read them anytime, even without an internet connection. You can also bookmark websites for quick online access when needed. Perfect for professionals and tech users who want to organize manuals, guides, and documentation in one place—and stay productive, even when offline.

About

SeamTec

Features

Read full description

Sewing Machine Maintenance Services

Screenshots

Instructions4 screens

SeamTec4 screens

Verdict

The call

The clearest difference is in-app purchases: SeamTec at none against Instructions's 1. SeamTec also leads on ads (none vs shown) and update cadence (every 4 days vs fortnightly). On price 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. Instructions sells 1 one-off in-app purchase. SeamTec asks for nothing beyond the download.

UpkeepUpdate frequency

Instructions ships an update fortnightly, SeamTec every 4 days. The most recent releases landed on October 13, 2026 and September 28, 2026 respectively.

Scorecard4 real differences · 2 level

Instructions versus SeamTec: the parameters behind the verdict, then further details
Parameter	Instructions	SeamTec
Price	Free	Free
Update frequency	Fortnightly	Every 4 days — better
Ads	Yes	No — better
In-app purchases	Yes	No — better
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.0	13.0 — better
Further details — not scored
Size	15 MB	23 MB
Age rating	17+	4+
Developer	Kazuhisa Kobayashi	jose fernando vargas

In-app purchases

1 purchases

Instructions

One-time1

Remove Ads$4.99

None

SeamTec

No in-app purchases

Questions

Is Instructions free?

Instructions is free to download, with in-app purchases available.

Is SeamTec free?

SeamTec is free to download, with no in-app purchases.

Do Instructions or SeamTec have ads?

Instructions shows ads; SeamTec does not.

Which is updated more often, Instructions or SeamTec?

Instructions ships an update fortnightly, and SeamTec every 4 days. Most recently, Instructions was updated on October 13, 2026 and SeamTec on September 28, 2026.