Comparison

knock vs aug spatial

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

Head to head
About

knock

Send silent video messages to friends and family, transforming your interactions into a social doorbell camera experience. See who's there and receive their silent video responses throughout the day.

Highlights
  • Send silent video messages
  • Social doorbell camera concept
  • Connect with close friends and partners
  • Receive video messages throughout the day
  • Unique visual experience
Read full description

Knock lets you send silent video messages to your friends. It's like if your doorbell camera was social :) HOW IT WORKS 1. Add your bf / gf and your close friends 2. Send a “knock” (a silent video message) 3. Get your friends’ knocks throughout the day! What people who use Knock say: "the magic of it is how front and center people's faces are" "it's a very different visual experience than IG stories or Bereal" "got the whole team f***ing knocking rn ... it's lit" Message our team at hello@slangsocial.xyz! Thanks for knocking with us :)

About

aug spatial

This app transforms your surroundings into a social feed where you can post text, images, and animated stickers in augmented reality. Discover messages left by others in real-world locations and connect with your community in an immersive way.

Highlights
  • AR Text Placement
  • Discover & Explore AR Content
  • Create AR Stickers from Live Photos
  • Share AR Messages with Nearby Users
  • World as a Social Feed
Read full description

We make SPATIAL easy for all. Welcome to aug, your next reality. Here, you can seamlessly post and share your words, selfie clips, or images on the real world streets. Make your communication with friends and neighbors immersive - whether you're leaving a message for a friend, sharing a discovery, or simply exploring your surroundings, aug transforms the way you connect with the world. [How It Works] Earth is now your new social feed. Any text, image, selfie clips or gif stickers can now be in your camera view. You can simply type words or select assets to place any content in your augmented reality scene. Once you take video of your augs, others nearby can view your aug posts in their camera view feed. Imagine walking through a city and seeing AR messages pop up at iconic landmarks, or discovering hidden AR photo crops of others pinned in your favorite park. With aug, the world is your canvas, and every place holds a story waiting to be uncovered. [Key Features] - AR Text Placement: Leave AR messages at any location for others to find. Whether it’s a personal note, a recommendation, or a creative expression, your words become part of the physical world. - Discover & Explore: As you explore new places, aug reveals hidden AR messages left by others. Discover local tips, fun facts, or simply enjoy the creativity of the community. - Create AR Stickers: Turn your Live Photos into dynamic GIF stickers and place them in the real world. Express yourself in a way that’s both personal and interactive. -- aug is not just about placing digital content in the real world; it’s about creating meaningful connections between people and places. You’re a creator and explorer. Every message you leave, every AR stickers you place, and every interaction you have matters in this new spatial world. Download aug today and start placing your words where they belong—in the real world, for everyone to discover. Join the community of explorers, creators, and communicators who are already transforming their surroundings with aug. Leave words out there. - The aug team hello@aug.ooo augaugaug.com

Screenshots

knock4 screens
aug spatial4 screens

Verdict

The call

The clearest difference is update cadence: aug spatial at daily against knock's every 2 weeks. knock's advantage is iOS requirement (13.0 vs 18.0). On price, rating, ratings volume and ads 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

On the App Store both sit at effectively the same score — 5.0 for knock against 5.0 for aug spatial. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

UpkeepUpdate frequency

knock ships an update every 2 weeks, aug spatial daily. Both last shipped on November 3, 2026.

Scorecard2 real differences · 8 level
knock versus aug spatial: the parameters behind the verdict, then further details
Parameterknockaug spatial
PriceFreeFree
Rating5.0 (2 ratings)5.0 (3 ratings)
Positive reviews100.0% of reviews—
Number of ratings23 — better
Update frequencyEvery 2 weeksDaily — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better18.0
Further details — not scored
Size41 MB74 MB
Age rating12+4+
DeveloperSlang Social, LLCPBD LLC

Customer experience

knock

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

aug spatial

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

knock

No in-app purchases

None

aug spatial

No in-app purchases

Questions

Is knock free?
knock is free to download, with no in-app purchases.
Is aug spatial free?
aug spatial is free to download, with no in-app purchases.
Which has better reviews, knock or aug spatial?
knock and aug spatial are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.
Do knock or aug spatial have ads?
Neither knock nor aug spatial shows ads.
Which is updated more often, knock or aug spatial?
knock ships an update every 2 weeks, and aug spatial daily. Most recently, knock was updated on November 3, 2026 and aug spatial on November 3, 2026.

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