Knock Messaging

Name: Knock Messaging
Author: Baseline Polls Limited Liability Company

by Baseline Polls Limited Liability Company

iPhone · iPad

Active Last checked 6 Aug 2026

App Store ↗

Quick verdict

What it is: Store information collected; independent summary not yet available.
At a glance: Free to download

Categories and search queries

Official categories

Social Networking
Productivity

AppCorpus categories

Key functions

Function	Availability	Access	Scope	Evidence
Free app	Yes	Free	—	Store published

Screens

App Store

19 store screenshots

Pricing & paywalls

App Store

Free

Last verified 6 Aug 2026

Ratings & reviews

App Store

0.0 · App Store

No store reviews collected for App Store · US

Privacy & accessibility

App Store

Privacy

Data Linked to You — App Functionality — Contact Info — Phone Number Developer declared
Data Linked to You — Contact Info Developer declared
Data Not Linked to You — App Functionality — User Content — Emails or Text Messages Developer declared
Data Not Linked to You — App Functionality — User Content — Photos or Videos Developer declared
Data Not Linked to You — User Content Developer declared

Accessibility

No accessibility labels collected yet.

Versions

App Store

1.0
1.1.2
Performance updates, optimisations
1.2.5
UX improvements Bug fixes
1.2.6
AppClip related fixes
1.2.7
Bug fixes and UX improvement
1.2.8
Performance updates and bug fixes.
1.2.9
Improvements in UX, Performance updates and bug fixes.
1.3.0
Performance improvements and bug fixes, updates
1.3.1
Performance updates and improvements
1.3.2
Performance improvements
1.3.3
Performance updates and bug fixes.
1.3.4 · 9 Apr 2026
Performance updates and bug fixes, UX improvements.

Show more Show less

Alternatives

Cryptic Send — Same category + similar ratings
Circle Of Friends (COF) — Same category + similar ratings
Cryptific: Private Messages — Same category + similar ratings
GreenBubbles Messages — Same category + similar ratings
P2M Club — Same category + similar ratings

Availability by market

Data quality & evidence

Page completeness: Live store listing
Last verified: 6 Aug 2026
Sources: App Store

Independent summary has not been published yet.

Report a correction

Use this page with an AI agent

AppCorpus MCP gives your agent current app data, prices, screens, features and sources.

Example prompt

Compare Knock Messaging with Cryptic Send.

View JSON

GET /api/v3/apps/6756548501

{
  "app_id": 6756548501,
  "canonical_url": "https://appcorpus.com/apps/knock-messaging-6756548501",
  "identity": {
    "name": "Knock Messaging",
    "slug": "knock-messaging",
    "developer": {
      "name": "Baseline Polls Limited Liability Company",
      "url": "https://appcorpus.com/developers/baseline-polls-limited-liability-company-developer_36d5ee3c09dae8411cbed5da746df670"
    },
    "icon_url": "https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/0c/57/e0/0c57e0b2-0d16-0261-951c-e51e8a0e1355/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/512x512bb.jpg",
    "stores": [
      "apple"
    ],
    "platforms": [
      "iphone",
      "ipad"
    ],
    "status": {
      "state": "active",
      "label": "Active",
      "last_checked": "2026-08-06",
      "last_checked_label": "6 Aug 2026",
      "banner": null,
      "region_note": null
    }
  },
  "listings": [
    {
      "store": "apple",
      "status": "ACTIVE",
      "url": "https://apps.apple.com/us/app/knock-messaging/id6756548501?uo=4",
      "rating": 0.0,
      "rating_count": 0,
      "formatted_price": "Free",
      "is_free": true,
      "has_iap": false,
      "has_subscription": false,
      "version": "1.3.4",
      "updated": "2026-04-09",
      "currency": "USD"
    }
  ],
  "summary": {
    "one_liner": null,
    "summary": null,
    "best_for": [],
    "not_for": [],
    "status": "fallback",
    "at_a_glance": [
      "Free to download"
    ]
  },
  "categories": {
    "official": [
      "Social Networking",
      "Productivity"
    ],
    "appcorpus": [
      {
        "category_id": "social-networking",
        "label": "Social networking",
        "url": "https://appcorpus.com/categories/social-networking"
      },
      {
        "category_id": "productivity",
        "label": "Productivity",
        "url": "https://appcorpus.com/categories/productivity"
      }
    ]
  },
  "use_cases": [],
  "features": [
    {
      "capability_id": "free_app",
      "label": "Free app",
      "availability": "yes",
      "access_level": "free",
      "scope": null,
      "evidence": "Store published"
    }
  ],
  "pricing": [
    {
      "store": "apple",
      "formatted_price": "Free",
      "is_free": true,
      "has_iap": false,
      "has_subscription": false,
      "currency": "USD",
      "market": "us",
      "last_verified": "2026-08-06",
      "rows": [
        "Free"
      ]
    }
  ],
  "screens": [
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/49/00/43/490043ff-66f8-3b08-d8cd-9a20cea40558/Simulator_Screenshot_-_iPad__U0028A16_U0029_-_2026-02-05_at_20.00.56_1.png/1600x1600bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 1"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/49/00/43/490043ff-66f8-3b08-d8cd-9a20cea40558/Simulator_Screenshot_-_iPad__U0028A16_U0029_-_2026-02-05_at_20.00.56_1.png/360x480bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 2"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/7c/0d/24/7c0d245c-1f72-caff-83a1-899db6ac92fa/Simulator_Screenshot_-_iPad__U0028A16_U0029_-_2026-02-05_at_20.01.00_1.png/1600x1600bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 3"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/7c/0d/24/7c0d245c-1f72-caff-83a1-899db6ac92fa/Simulator_Screenshot_-_iPad__U0028A16_U0029_-_2026-02-05_at_20.01.00_1.png/360x480bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 4"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a5/32/08/a5320823-dc33-5180-7aef-cadfcac97dd2/Simulator_Screenshot_-_iPad__U0028A16_U0029_-_2026-02-05_at_20.01.36_1.png/1600x1600bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 5"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a5/32/08/a5320823-dc33-5180-7aef-cadfcac97dd2/Simulator_Screenshot_-_iPad__U0028A16_U0029_-_2026-02-05_at_20.01.36_1.png/360x480bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 6"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/6a/d0/ea/6ad0eaa9-7488-98d0-7e1a-a4f810a510c1/Simulator_Screenshot_-_iPad__U0028A16_U0029_-_2026-02-05_at_20.01.27_1.png/1600x1600bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 7"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/6a/d0/ea/6ad0eaa9-7488-98d0-7e1a-a4f810a510c1/Simulator_Screenshot_-_iPad__U0028A16_U0029_-_2026-02-05_at_20.01.27_1.png/360x480bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 8"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/53/83/d4/5383d40a-8c5e-c2c4-b1b1-94819df7f8ca/1.jpg/1600x1600bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 9"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/53/83/d4/5383d40a-8c5e-c2c4-b1b1-94819df7f8ca/1.jpg/360x480bb.jpg",
      "store": "apple",
      "platform": "ipad",
      "alt": "Knock Messaging ipad screenshot 10"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/2e/e5/0e/2ee50e9d-ee03-e161-f6ac-cf05ed02bf2f/0.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "iphone",
      "alt": "Knock Messaging iphone screenshot 11"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/85/32/3d/85323d3e-b5e4-10f0-1888-5a5622f6cf51/1.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "iphone",
      "alt": "Knock Messaging iphone screenshot 12"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/94/f4/83/94f48383-0ae0-4900-05a2-93e1cb8610a7/3.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "iphone",
      "alt": "Knock Messaging iphone screenshot 13"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/b0/23/07/b02307fb-5322-077d-e0e0-b84827a71486/2.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "iphone",
      "alt": "Knock Messaging iphone screenshot 14"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/5e/44/68/5e4468a1-995f-e001-8f8f-3278b7702404/5.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "iphone",
      "alt": "Knock Messaging iphone screenshot 15"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/91/86/49/91864993-54ff-924d-5693-3d6ce256b008/4.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "iphone",
      "alt": "Knock Messaging iphone screenshot 16"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/3f/7d/4c/3f7d4ce3-a8cd-0290-11c6-8cd4d9181e20/1.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "messages",
      "alt": "Knock Messaging messages screenshot 17"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/fc/79/27/fc7927b9-e7b8-e5d8-cfa4-1a84f8b45540/2.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "messages",
      "alt": "Knock Messaging messages screenshot 18"
    },
    {
      "url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/62/c1/ad/62c1addc-4645-c6d7-10c7-61a2d8ab623e/3.jpg/1242x1600bb.jpg",
      "store": "apple",
      "platform": "messages",
      "alt": "Knock Messaging messages screenshot 19"
    }
  ],
  "ratings": [
    {
      "store": "apple",
      "average": 0.0,
      "count": 0,
      "market": "us",
      "observed_at": "2026-08-06",
      "reviews": []
    }
  ],
  "privacy": [
    {
      "store": "apple",
      "declarations": [
        {
          "title": "Data Linked to You",
          "detail": "App Functionality — Contact Info — Phone Number",
          "source": "Developer declared"
        },
        {
          "title": "Data Linked to You",
          "detail": "Contact Info",
          "source": "Developer declared"
        },
        {
          "title": "Data Not Linked to You",
          "detail": "App Functionality — User Content — Emails or Text Messages",
          "source": "Developer declared"
        },
        {
          "title": "Data Not Linked to You",
          "detail": "App Functionality — User Content — Photos or Videos",
          "source": "Developer declared"
        },
        {
          "title": "Data Not Linked to You",
          "detail": "User Content",
          "source": "Developer declared"
        }
      ],
      "accessibility": []
    }
  ],
  "changes": [
    {
      "store": "apple",
      "version": "1.0",
      "released_at": null,
      "notes": ""
    },
    {
      "store": "apple",
      "version": "1.1.2",
      "released_at": null,
      "notes": "Performance updates, optimisations"
    },
    {
      "store": "apple",
      "version": "1.2.5",
      "released_at": null,
      "notes": "UX improvements Bug fixes"
    },
    {
      "store": "apple",
      "version": "1.2.6",
      "released_at": null,
      "notes": "AppClip related fixes"
    },
    {
      "store": "apple",
      "version": "1.2.7",
      "released_at": null,
      "notes": "Bug fixes and UX improvement"
    },
    {
      "store": "apple",
      "version": "1.2.8",
      "released_at": null,
      "notes": "Performance updates and bug fixes."
    },
    {
      "store": "apple",
      "version": "1.2.9",
      "released_at": null,
      "notes": "Improvements in UX, Performance updates and bug fixes."
    },
    {
      "store": "apple",
      "version": "1.3.0",
      "released_at": null,
      "notes": "Performance improvements and bug fixes, updates"
    },
    {
      "store": "apple",
      "version": "1.3.1",
      "released_at": null,
      "notes": "Performance updates and improvements"
    },
    {
      "store": "apple",
      "version": "1.3.2",
      "released_at": null,
      "notes": "Performance improvements"
    },
    {
      "store": "apple",
      "version": "1.3.3",
      "released_at": null,
      "notes": "Performance updates and bug fixes."
    },
    {
      "store": "apple",
      "version": "1.3.4",
      "released_at": "2026-04-09",
      "notes": "Performance updates and bug fixes, UX improvements."
    }
  ],
  "alternatives": [
    {
      "app_id": 6741671216,
      "name": "Cryptic Send",
      "url": "https://appcorpus.com/apps/cryptic-send-6741671216",
      "reason": "Same category + similar ratings"
    },
    {
      "app_id": 6737623049,
      "name": "Circle Of Friends (COF)",
      "url": "https://appcorpus.com/apps/circle-of-friends-cof-6737623049",
      "reason": "Same category + similar ratings"
    },
    {
      "app_id": 6449608529,
      "name": "Cryptific: Private Messages",
      "url": "https://appcorpus.com/apps/cryptific-private-messages-6449608529",
      "reason": "Same category + similar ratings"
    },
    {
      "app_id": 6760325589,
      "name": "GreenBubbles Messages",
      "url": "https://appcorpus.com/apps/greenbubbles-messages-6760325589",
      "reason": "Same category + similar ratings"
    },
    {
      "app_id": 6761049245,
      "name": "P2M Club",
      "url": "https://appcorpus.com/apps/p2m-club-6761049245",
      "reason": "Same category + similar ratings"
    }
  ],
  "evidence_summary": {
    "index_state": "S1",
    "evidence_level": 1,
    "level_label": "Live store listing",
    "indexable": true,
    "last_verified_at": "2026-08-06",
    "unknown_fields": [
      "Independent summary has not been published yet."
    ],
    "sources": [
      "App Store"
    ]
  },
  "availability_markets": {
    "live": [
      "us"
    ],
    "selected": "us",
    "note": null
  },
  "feature_events": {
    "events": []
  },
  "features_slice": {
    "plans": [
      {
        "code": "free",
        "label": "Free",
        "kind": "free",
        "status": "inferred",
        "prices": [],
        "trial": null
      }
    ],
    "features": [],
    "unknown_features": [],
    "data_cutoff": "6 Aug 2026"
  }
}