Comparison

KnifeApp vs PB.Service

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

Head to head
About

KnifeApp

Connect with fellow knife enthusiasts and digitally catalog your collection. Showcase your blades with detailed item cards and AI-enhanced photos in a dedicated community space.

Highlights
  • Digital knife catalog
  • AI background removal for photos
  • Collector community network
  • Shareable profiles and items
  • Detailed item cards
Features
Read full description

knife.app — The Social Network for Knife Collectors Find like-minded enthusiasts and showcase your collection in a clean, structured format. knife.app brings knife collectors from around the world together in one dedicated space. Instead of searching across forums and marketplaces, you can connect, share, and organize everything in one professional platform. What knife.app offers: Personal digital catalog — Build your own structured knife collection with detailed item cards, specifications, and photos. Turn your hobby into a well-organized showcase. AI-powered background removal — Instantly enhance your photos with built-in AI that removes backgrounds automatically, giving your knives a clean, studio-style presentation. Collector community — Follow other collectors, explore rare and custom pieces, exchange experience, and grow your network. Convenient sharing — Share your profile or individual knife items via direct link with friends, collectors, or potential buyers. Who is it for? knife.app is built for knife collectors, enthusiasts, makers, and anyone passionate about blades — whether you collect folding knives, fixed blades, custom knives, EDC knives, or limited editions. Why knife.app? It’s more than a social feed. It’s a dedicated ecosystem for knife collectors — combining cataloging, networking, presentation, and discovery in one place.

About

PB.Service

Connect instantly with lifestyle managers via messenger or 24/7 calls. Get assistance with travel, dining, event booking, and exclusive hotel/restaurant perks. Stay updated with curated news on travel, food, culture, and fashion.

Highlights
  • 24/7 messenger and call support
  • Travel and leisure organization
  • Restaurant and hotel booking
  • Event ticket purchasing
  • Exclusive member privileges
  • Lifestyle news feed
Features
Read full description

Вам доступны: Удобный мессенджер для связи с lifestyle-менеджерами и возможность моментального звонка 24/7. Помощь с организацией путешествий и досуга: резерв столов в ресторанах, подбор и бронирование отелей по лучшей цене, покупка билетов на культурные и спортивные мероприятия, рекомендации travel-маршрутов и др. Привилегии в отелях, ресторанах, магазинах, центрах красоты, фитнес-клубах и образовательных учреждениях. Раздел с интересными новостями из мира путешествий, гастрономии, культуры, моды и развлечений.

Screenshots

KnifeApp4 screens
PB.Service4 screens

Verdict

The call

The clearest difference is rating: PB.Service at 5.0 against KnifeApp's 4.3. KnifeApp's advantage is update cadence (fortnightly vs every 3 months) and ratings volume (4 vs 1). On price, ads, in-app purchases and monetization model 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

PB.Service holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

UpkeepUpdate frequency

KnifeApp ships an update fortnightly, PB.Service every 3 months. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 7 level
KnifeApp versus PB.Service: the parameters behind the verdict, then further details
ParameterKnifeAppPB.Service
PriceFreeFree
Rating4.3 (4 ratings)5.0 (1 ratings) — better
Positive reviews46.7% of reviews—
Number of ratings4 — better1
Update frequencyFortnightly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size37 MB103 MB
Age rating12+12+
DeveloperIlya LukovnikovMARK TANZER

Customer experience

KnifeApp

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews15 reviews
Positive46.7%
Neutral20.0%
Negative33.3%

PB.Service

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

KnifeApp

No in-app purchases

None

PB.Service

No in-app purchases

Questions

Is KnifeApp free?
KnifeApp is free to download, with no in-app purchases.
Is PB.Service free?
PB.Service is free to download, with no in-app purchases.
Which has better reviews, KnifeApp or PB.Service?
PB.Service is rated higher. KnifeApp averages 4.3 out of 5 from 4 ratings, while PB.Service averages 5.0 from 1 ratings.
Do KnifeApp or PB.Service have ads?
Neither KnifeApp nor PB.Service shows ads.
Which is updated more often, KnifeApp or PB.Service?
KnifeApp ships an update fortnightly, and PB.Service every 3 months. Most recently, KnifeApp was updated on October 10, 2026 and PB.Service on October 14, 2026.

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