---
title: "Master Key - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Master Key – secure and safe yet simple two-factor authentication app, which uses a time-based one-time password algorithm. Keep access to all your favourite online services, such as Gmail and Faceboo"
---

# Master Key — United States

![Master Key App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/e9/89/46/e989462b-2c4e-e7fc-4025-69569b96ca5a/AppIcon-0-0-1x_U007emarketing-0-0-0-5-0-0-sRGB-0-0-0-GLES2_U002c0-512MB-85-220-0-0.png/434x0w.png)

**Developer:** [EQ CLUB UK](https://apptail.io/developer/eq-club-uk-vgne)
**Category:** Utilities
**Rating:** 3.0/5 (2 ratings)
**Price:** Free
**Bundle ID:** ltd.masterkey
**Store:** Apple App Store
**Country:** United States
**Version:** 1.2 (released 2022-11-28)
**Original Release:** 2017-05-11
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id1227460308)
**AppTail Page:** [https://apptail.io/app/master-key-qyDb/united-states](https://apptail.io/app/master-key-qyDb/united-states)

## Master Key Description
Master Key – secure and safe yet simple two-factor authentication app, which uses a time-based one-time password algorithm. Keep access to all your favourite online services, such as Gmail and Facebook, in your hands (and just your hands!) at all times.

## Master Key Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource122/v4/34/bf/ce/34bfce74-1a74-8865-08c7-f6c2bd03ff20/fdefbe19-8f01-4f3a-bff8-1b7e2b64d3ec_1242_U04452688.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource112/v4/65/70/02/657002a5-adf7-4304-a730-04f45958639e/b9a0c08c-0f53-40b8-99c6-b9f5192c785d_1242_U04452688__U00281_U0029.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource122/v4/8c/d2/65/8cd265f1-9966-6ee9-0c9e-75fa59d310ae/7544c72d-1148-4a12-a1fe-670d295e1242_1242_U04452688-1.png/1242x2688.png)

## Master Key Rating Breakdown in United States
- 5 stars: 1 (50%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 1 (50%)




## Master Key Discovered Keywords
- masterkey
- master key

## Apps Similar to Master Key
- [SceneRecord](https://apptail.io/app/scenerecord-God/united-states)
- [epic Malta](https://apptail.io/app/epic-malta-Ekx/united-states)
- [IdeaShare](https://apptail.io/app/ideashare-CTH/united-states)
- [LANDWELL](https://apptail.io/app/landwell-qUCb/united-states)
- [Yale View](https://apptail.io/app/yale-view-YUFc/united-states)
- [Convert Images](https://apptail.io/app/convert-images-UNed/united-states)
- [ATW乐翻译](https://apptail.io/app/atw-gEme/united-states)
- [KY UFO](https://apptail.io/app/ky-ufo-zFHi/united-states)
- [Express Photo Editor 2022](https://apptail.io/app/express-photo-editor-2022-Anxj/united-states)
- [POINTSTAR](https://apptail.io/app/pointstar-EaEm/united-states)

## Master Key Available In
- [United States](https://apptail.io/app/master-key-qyDb/united-states)
- [Russia](https://apptail.io/app/master-key-qyDb/russia)
- [Austria](https://apptail.io/app/master-key-qyDb/austria)
- [Australia](https://apptail.io/app/master-key-qyDb/australia)
- [Azerbaijan](https://apptail.io/app/master-key-qyDb/azerbaijan)
- [Belgium](https://apptail.io/app/master-key-qyDb/belgium)
- [Brazil](https://apptail.io/app/master-key-qyDb/brazil)
- [Belarus](https://apptail.io/app/master-key-qyDb/belarus)
- [Canada](https://apptail.io/app/master-key-qyDb/canada)
- [Switzerland](https://apptail.io/app/master-key-qyDb/switzerland)
- [Chile](https://apptail.io/app/master-key-qyDb/chile)
- [China](https://apptail.io/app/master-key-qyDb/china)
- [Colombia](https://apptail.io/app/master-key-qyDb/colombia)
- [Czechia](https://apptail.io/app/master-key-qyDb/czechia)
- [Germany](https://apptail.io/app/master-key-qyDb/germany)
- [Denmark](https://apptail.io/app/master-key-qyDb/denmark)
- [Dominican Republic](https://apptail.io/app/master-key-qyDb/dominican-republic)
- [Algeria](https://apptail.io/app/master-key-qyDb/algeria)
- [Ecuador](https://apptail.io/app/master-key-qyDb/ecuador)
- [Egypt](https://apptail.io/app/master-key-qyDb/egypt)
- [Spain](https://apptail.io/app/master-key-qyDb/spain)
- [Finland](https://apptail.io/app/master-key-qyDb/finland)
- [United Kingdom](https://apptail.io/app/master-key-qyDb/united-kingdom)
- [Greece](https://apptail.io/app/master-key-qyDb/greece)
- [Hong Kong SAR China](https://apptail.io/app/master-key-qyDb/hong-kong)
- [Indonesia](https://apptail.io/app/master-key-qyDb/indonesia)
- [Ireland](https://apptail.io/app/master-key-qyDb/ireland)
- [Israel](https://apptail.io/app/master-key-qyDb/israel)
- [India](https://apptail.io/app/master-key-qyDb/india)
- [Italy](https://apptail.io/app/master-key-qyDb/italy)
- [Japan](https://apptail.io/app/master-key-qyDb/japan)
- [South Korea](https://apptail.io/app/master-key-qyDb/south-korea)
- [Kuwait](https://apptail.io/app/master-key-qyDb/kuwait)
- [Kazakhstan](https://apptail.io/app/master-key-qyDb/kazakhstan)
- [Malta](https://apptail.io/app/master-key-qyDb/malta)
- [Mexico](https://apptail.io/app/master-key-qyDb/mexico)
- [Malaysia](https://apptail.io/app/master-key-qyDb/malaysia)
- [Nigeria](https://apptail.io/app/master-key-qyDb/nigeria)
- [Netherlands](https://apptail.io/app/master-key-qyDb/netherlands)
- [Norway](https://apptail.io/app/master-key-qyDb/norway)
- [New Zealand](https://apptail.io/app/master-key-qyDb/new-zealand)
- [Peru](https://apptail.io/app/master-key-qyDb/peru)
- [Philippines](https://apptail.io/app/master-key-qyDb/philippines)
- [Pakistan](https://apptail.io/app/master-key-qyDb/pakistan)
- [Poland](https://apptail.io/app/master-key-qyDb/poland)
- [Romania](https://apptail.io/app/master-key-qyDb/romania)
- [Saudi Arabia](https://apptail.io/app/master-key-qyDb/saudi-arabia)
- [Singapore](https://apptail.io/app/master-key-qyDb/singapore)
- [Thailand](https://apptail.io/app/master-key-qyDb/thailand)
- [Türkiye](https://apptail.io/app/master-key-qyDb/turkey)
- [Taiwan](https://apptail.io/app/master-key-qyDb/taiwan)
- [Ukraine](https://apptail.io/app/master-key-qyDb/ukraine)
- [Vietnam](https://apptail.io/app/master-key-qyDb/vietnam)
- [United Arab Emirates](https://apptail.io/app/master-key-qyDb/united-arab-emirates)
- [South Africa](https://apptail.io/app/master-key-qyDb/south-africa)
- [Argentina](https://apptail.io/app/master-key-qyDb/argentina)

---

## About AppTail

[AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends.

- [Search Apps](https://apptail.io)
- [Top Charts](https://apptail.io/top-iphone-apps)
- [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer)

*Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*