Comparison

Signature maker vs Uncook

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

Head to head
About

Signature maker

Easily sign, edit, scan, and convert PDF documents on your iPhone. This app allows you to create and manage digital signatures, extract text, and convert files to various formats. It's designed for quick and intuitive document management for everyday tasks.

Highlights
  • Sign PDFs with custom electronic signatures
  • Create and manage multiple signature styles
  • Scan documents to PDF or image formats
  • Edit PDF pages (reorder, remove, add)
  • Extract text from PDFs to TXT or DOC
  • Convert PDFs to JPEG/PNG
Features
Read full description

PDF Boost: All-in-One PDF Editor PDF Boost is a simple yet powerful app for working with your PDF documents. Sign, edit, scan, and convert files in just a few seconds directly on your iPhone. Key Features: 1. Sign PDFs Add electronic signatures to contracts, invoices, and any other documents. Create your own signature once and use it anytime. 2. Create Signatures Draw signatures manually, change color and style, and manage them easily. 3. Scan and Convert Documents Use your camera to scan contracts, invoices, or receipts and convert them into PDFs or images (JPEG/PNG). 4. Edit Documents Manage your pages with ease: reorder, remove, or add new pages. 4. Extract Text from PDF Instantly turn any PDF into editable text in TXT or DOC format. 5. Convert PDF to JPEG/PNG Export selected pages or the entire document in the format you need. Why PDF Boost? 1. Fast and intuitive – all essential tools in one app 2. Works offline – your documents remain on your device 3. Ideal for school, business, and everyday tasks With PDF Boost, you save time and always have the right tools to handle your documents. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Uncook

Features
Read full description

Uncook helps you regain control of your day by blocking distractions, managing screen time, and boosting focus. Whether you want to stay productive at work, concentrate on studying, or simply disconnect from endless notifications, Uncook provides smart tools to help you stay present and intentional. With scheduled focus sessions, instant app blockers, and clear usage insights, Uncook empowers you to reclaim your time and attention. --- SMART FOCUS SESSIONS Set up personalized focus schedules and let Uncook automatically block distracting apps. Whether you need deep work time or short bursts of concentration, our flexible scheduling system keeps your attention on what matters most. INSTANT APP BLOCKER Tempted by social media or other distracting apps? Tap once to block them instantly. Uncook helps you stay on track without constant willpower battles. APP LIMITS Create custom daily limits for the apps you want to control. Set how long you want to use an app each day, and Uncook will automatically block it once you’ve hit your limit. Perfect for reducing doomscrolling, building healthier digital habits, and keeping your screen time intentional. TRACK SCREEN TIME Get clear, easy-to-read insights into your app usage. Understand your digital habits, spot patterns, and make informed decisions to reduce screen time and boost productivity. BOOST FOCUS & CLARITY Turn chaos into clarity. Uncook is designed to help your brain focus, reduce mental clutter, and increase productivity—so you can accomplish more without feeling drained. EASY TO USE Start focusing immediately with a clean, intuitive interface. No complicated setup - just open the app, choose your schedule or block apps, and get into the zone. PRIVACY FIRST Your data stays on your device. No sign-up required, no servers, no cloud — 100% private. No internet connection required. --- NEED HELP? Support: kalybay.zhalgasbay@gmail.com Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://amber-pixie-75a.notion.site/Uncook-Privacy-Policy-2a9d7c6987ca801abf60d397cd5b8830

Screenshots

Signature maker4 screens
Uncook4 screens

Verdict

The call

The clearest difference is update cadence: Signature maker at every 6 days against Uncook's every 2 weeks. Signature maker also leads on iOS requirement (16.6 vs 18.0). 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. Signature maker sells 4 in-app purchases, starting at $9.99 per 7 days and Uncook sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Signature maker ships an update every 6 days, Uncook every 2 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Signature maker versus Uncook: the parameters behind the verdict, then further details
ParameterSignature makerUncook
PriceFreeFree
Rating4.4 (38 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings38 — better—
Update frequencyEvery 6 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.6 — better18.0
Further details — not scored
Size53 MB40 MB
Age rating4+4+
DeveloperAppers LimitedKalybay Zhalgasbay

In-app purchases

4 purchases

Signature maker

Subscriptions3
  • weekly subscription3 Days trial$9.997 Days
  • Promo Annual$29.991 Year
  • Annual subscription$69.991 Year
One-time1
  • Scanner Life Time$79.99
3 purchases

Uncook

Subscriptions3
  • Premium access$2.997 Days
  • Premium access$4.991 Month
  • Premium access$34.991 Year

Questions

Is Signature maker free?
Signature maker is free to download, with in-app purchases available.
Is Uncook free?
Uncook is free to download, with in-app purchases available.
Do Signature maker or Uncook have ads?
Neither Signature maker nor Uncook shows ads.
Which is updated more often, Signature maker or Uncook?
Signature maker ships an update every 6 days, and Uncook every 2 weeks. Most recently, Signature maker was updated on October 28, 2026 and Uncook on October 25, 2026.

Other comparisons