Knot Guide vs PDF to Image.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Knot Guide
Learn to tie a wide variety of essential knots with this comprehensive guide. It provides step-by-step instructions for over 200 knots, making it a valuable resource for DIY enthusiasts, outdoor adventurers, and anyone needing to master knot-tying techniques.
- Extensive knot library (202+ knots)
- Step-by-step instructions
- Suitable for various uses
- Practical DIY resource
- Easy to follow
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#1 Knot App on iTunes! Now with 208 knots (and counting)! An App Store Essentials “Weekend Warriors DIY” Pick! “Wow your friends!” – APPLEIPHONEAPPS.com “…a highly recommended app with tons of utility value…” – IPHONEAPPREVIEWS.net “What’s knot to love?” – This Old House “Knot Guide is like a patient teacher showing you again and again until you’ve got it.” – APPCRAVER.com “One of the most practical apps for those not bound by four walls.” – SAN FRANCISCO EXAMINER Need to tie a knot? Knot Guide will teach you the ropes! Now includes 208 knots (176 unique): Adjustable B, Adjustable Lp, Albright, Alpine Butterfly B, Alpine Butterfly on a Bight, Alpine Coil, Anchor B, Angler's Lp, Arbor, Artilleryman's Lp, Ashley B, Ashley’s Stopper, Bachmann H, Back Splice, Backhanded H, Barrel, Barrel H, Becket B, Bedroll, Bell RInger’s, Better Bow, Bimini Twist, Blake’s H, Blood, Boom H, Bottle Sling H, Bowline, Bowline B, Bowline B (Enhanced), Bowline on a Bight, Braid, Bull H, Buntline H, Butcher’s, Camel H, Canadian Jam, Carrick B, Cat’s Paw, Chain Sinnet, Cleat H (Halyard), Cleat H (OXO method), Cleat H with Round Turn, Clinch, Clove H, Clove H on a Bight, Constrictor, Countryman’s, Cow H, Cow H Lock, Daisy Chain, Davy, Diagonal Lashing, Dipping the Eye, Directional Figure Eight, Distel H, Double Alpine Butterfly Lp, Double Davy, Double Dragon Lp, Double English, Double Figure Eight Lp, Double Fisherman’s, Double Fisherman’s Lp, Double Locking Half H, Double Overhand Stopper, Double Sheet B, Double Surgeon’s Lp, Electrician’s, End-of-Rope Prusik, Eskimo Bowline, EStar Stopper, Evenk H, Eye Splice, Farmer’s Lp, Farrimond Friction H, Fender, Figure Eight, Figure Eight Follow Through, Figure Eight Lp, Figure Nine Lp, Fisherman’s, Fisherman’s B, Flat Overhand B, Flemish Flake, Four-in-Hand, Full Windsor, Gasket Coil, Girth H, Gnat H, Grapevine B, Half H, Halter H, Halyard H, Hammock H, Handcuff, Hanson Lp, Harness B, Harness Lp, Heaving Line, Highwayman’s H, Honda, Hunter’s B, Icicle H (End Method), Icicle H (Lp Method), Improved Clinch, Italian H, Johnson H, Jug Sling, Kelleg H, Killick H, Klemheist H, Knute H, Kreh Lp, Lariat, Lark’s Head, Lighterman’s H, Lumberman’s, Manger H, Marlinspike H, Michoacan Climbing H, Midshipman’s H, Miller’s (1), Miller’s (2), Monkey Fist, Mooring H, Mountaineer’s Coil, Multiple Figure Eight, Munter H, Munter Mule Combo H, Nail, Non-Slip Mono Lp, Orvis, Ossel H (complex), Overhand, Overhand Lp, Oysterman’s Stopper, Palomar, Parcel B, Perfection Lp, Pile H, Pipe H, Plank Sling, Plattsburgh, Poacher’s, Portuguese Bowline, Pratt, Prusik H, Quick H, Rapala, Reef, Reever, Rigger’s B, Right Angle, Ring H, Rolling H, Rolling H Zip Tie, Rosendahl B, Rosendahl Lp, Round Lashing, Round Turn and Two Half H, Running, Running Bowline, Sailor’s Gripping H, Sailor’s H, Sailor’s Whipping, San Diego Jam, Shear Lashing, Sheepshank, Sheet B, Sheet B One Way, Siberian H, Simple Simon Under B, Sledge, Slim Beauty, Slip, Span Lp, Spanish Bowline, Spider H, Square, Square Lashing, Stevedore, Surgeon’s, Swing H, Tarbuck, Tautline H, Timber H, Transom, Tripod Lashing, Trucker’s H (1), Trucker’s H (2), True Lover’s, Tucked Sheet B, Tumble H, Turk’s Head 3L5B, Turle, Turtle, Two Half Hitches, Underwriter’s, Uni, Vice Versa B, Violin, B, Water, Water Bowline, Weaver’s, West Country Whipping, Woodland Zip-tie, Yosemite Bowline, Zeppelin B, Zeppelin Lp 20 Categories: Aviation, Bends, Binding, Climbing, Decorative, Fishing, Hitches (End & Middle), Lashings, Loops (Fixed & Slip), Navy SEAL, Necktie, Rope Care, Sailing, Scout, Shortenings, Splices, Stopper, Whippings, Woodland Zip-tie. Since ancient times, people have relied on knots for sailing, climbing, crafting, and countless everyday tasks. Whether novice or experienced, Knot Guide will assist you!
PDF to Image.
Convert PDF documents into high-quality images with this utility app. Easily select files from your device or cloud storage. The converted images are saved to your Photos app for convenient access and sharing.
- Convert PDF to image
- Select files from device storage
- Select files from cloud services
- 3 quality levels for conversion
- Save images to Photos app
- Easy browsing and navigation
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PDF to Image is a productivity app which quickly converts pdf documents to images. With easy selection using built-in Files app you can quickly browse and navigate your pdf’s stored on device (Adobe Acrobat Reader, Downloads etc.) or in cloud services (iCloud, Dropbox, Onedrive etc.). PDF to Image features 3 levels of quality which retains the details so that texts are clear even when zoomed. Converted images are stored in the Photos app for easy access and sharing.
Screenshots
Verdict
The clearest difference is price: PDF to Image. at Free against Knot Guide's $2.99. PDF to Image. also leads on in-app purchases (none vs 2) and iOS requirement (14.0 vs 17.0). Knot Guide's advantage is rating (4.6 vs 2.5) and review sentiment (80% vs 50%). On update cadence, ads 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
PDF to Image. is free to download; Knot Guide costs $2.99 up front. Knot Guide sells 2 in-app purchases, starting at $2.99 per month. PDF to Image. asks for nothing beyond the download.
Knot Guide holds the better App Store score, 4.6 against 2.5. That said, the two scores are not equally well evidenced: Knot Guide has 450 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of Knot Guide's written reviews are positive against 50% of PDF to Image.'s.
Knot Guide ships an update monthly, PDF to Image. every 3 weeks. The most recent releases landed on September 27, 2026 and July 27, 2026 respectively.
| Parameter | Knot Guide | PDF to Image. |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.6 (450 ratings) — better | 2.5 (2 ratings) |
| Positive reviews | 79.6% of reviews — better | 50.0% of reviews |
| Number of ratings | 450 — better | 2 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 298 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Winkpass Creations, Inc. | Muhammad Akif |
Customer experience
Knot Guide
PDF to Image.
Bugs and requests
Knot Guide
Reported bugs
2 issues- Paywall screen gets stuck
- Incompatibility with older devices
Requested features
3 requests- Add more aviation and climbing knots
- Provide more details on knot uses and strengths
- Allow offline access to all content
PDF to Image.
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Knot Guide
- Knot Patron$2.991 Month
- Yearly Knot Patron$31.991 Year
PDF to Image.
No in-app purchases
Questions
Is Knot Guide free?
Is PDF to Image. free?
Which has better reviews, Knot Guide or PDF to Image.?
Do Knot Guide or PDF to Image. have ads?
Which is updated more often, Knot Guide or PDF to Image.?
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