Lumo by Proton

Installs

93.9k

Rating

3.3

Rating count

Category	Productivity
Developer	Proton AG
Price	Free
First release	6/6/2025 (4 months ago)
Version	0.1.3
In-app purchases	No
Contains ads	No
Content rating	Rated for 3+
Package name	me.proton.android.lumo

View on Play Store

Core Metrics

Data Breakdown

Date	Rating Count	Average Rating	Installs	Version
10/3/2025	1,045	3.333	93,913	0.1.3
10/2/2025	1,039	3.333	93,215	0.1.3
10/1/2025	1,034	3.333	92,459	0.1.3
9/30/2025	1,028	3.333	91,998	0.1.3
9/29/2025	1,018	3.333	91,277	0.1.3
9/28/2025	1,014	3.839	91,277	0.1.3
9/27/2025	1,008	3.839	90,431	0.1.3
9/26/2025	994	3.040	89,239	0.1.3
9/18/2025	931	3.821	84,053	0.1.3
9/17/2025	918	3.778	84,053	0.1.3
9/16/2025	904	3.778	83,330	0.1.2
9/15/2025	894	3.778	82,134	0.1.2
9/14/2025	886	3.731	80,685	0.1.2
9/13/2025	878	4.536	80,072	0.1.2
9/12/2025	869	4.519	80,072	0.1.2
9/11/2025	858	3.837	78,502	0.1.2
9/10/2025	853	3.300	77,451	0.1.2
9/9/2025	838	3.042	76,509	0.1.2
9/8/2025	829	3.866	75,221	0.1.2
9/7/2025	827	3.800	74,374	0.1.2
9/6/2025	808	3.800	74,374	0.1.2
9/5/2025	791	3.800	71,600	0.1.2
9/4/2025	769	3.800	68,232	0.1.2
9/3/2025	749	3.800	68,232	0.1.2
9/2/2025	727	3.826	62,527	0.1.2
9/1/2025	712	3.826	61,239	0.1.2
8/31/2025	694	3.826	61,239	0.1.2
8/30/2025	672	3.773	58,679	0.1.2
8/29/2025	641	3.773	50,005	0.1.2
8/28/2025	620	3.773	50,005	0.1.2
8/27/2025	608	3.714	47,468	0.1.2
8/26/2025	608	3.714	47,468	0.1.2
8/25/2025	597	3.714	46,613	0.1.2
8/24/2025	583	3.700	45,040	0.1.2
8/23/2025	571	3.737	45,040	0.1.2
8/22/2025	557	3.667	43,549	0.1.2
8/21/2025	551	2.714	42,925	0.1.2
8/14/2025	500	3.474	38,434	0.1.2
8/13/2025	498	3.474	37,751	0.1.2
8/12/2025	493	3.474	37,159	0.1.2
8/11/2025	480	3.474	36,211	0.1.2
8/10/2025	472	3.529	35,655	0.1.2
8/9/2025	463	3.529	34,840	0.1.2

Details

Ask anything. It’s confidential. 

Meet Lumo, the privacy-first AI assistant created by Proton, the team behind encrypted email, VPN, password manager, and cloud storage trusted by over 100 million people. 

Lumo helps you stay productive, curious, and informed — without ever compromising your privacy. 

Start a confidential chat today.

More Apps byProton AG

Proton VPN: Fast & Secure VPN

Installs: 68,514,574Score: 4.56Ratings: 547,773

Price: N/A

Version: N/AReleased: 12/30/2019Last change: N/A

Proton Mail: Encrypted Email

Installs: 9,541,339Score: 4.47Ratings: 78,879

Price: N/A

Version: N/AReleased: 3/16/2016Last change: N/A

Proton Pass: Password Manager

Installs: 793,888Score: 4.82Ratings: 34,402

Price: N/A

Version: N/AReleased: 6/16/2023Last change: N/A

Proton Drive: Cloud Storage

Installs: 735,344Score: 3.87Ratings: 4,068

Price: N/A

Version: N/AReleased: 11/9/2022Last change: N/A

Proton Calendar: Secure Events

Installs: 672,832Score: 4.63Ratings: 4,401

Price: N/A

Version: N/AReleased: 4/13/2022Last change: N/A

Proton Authenticator

Installs: 127,844Score: 4.48Ratings: 2,931

Price: N/A

Version: N/AReleased: 7/28/2025Last change: N/A

More Apps inProductivity

Simple Calendar: Daily Planner

Installs: 1,066,224Score: 4.53Ratings: 17,382

Price: N/A

Version: N/AReleased: 4/26/2024Last change: N/A

AI Face Swap: AI Photo Editor

Installs: 523,579Score: 4.06Ratings: 3,813

Price: N/A

Version: N/AReleased: 9/19/2024Last change: N/A

Phone – Junk Cleaner

Installs: 4,509,949Score: 3.69Ratings: 2,220

Price: N/A

Version: N/AReleased: 1/2/2025Last change: N/A

Monica AI: Deep Chat & Search

Installs: 3,584,798Score: 4.50Ratings: 124,264

Price: N/A

Version: N/AReleased: 7/16/2023Last change: N/A

Grammarly-AI Writing Assistant

Installs: 53,313,473Score: 4.14Ratings: 252,637

Price: N/A

Version: N/AReleased: 12/11/2017Last change: N/A

Quick Settings app

Installs: 5,017,112Score: 4.18Ratings: 18,744

Price: N/A

Version: N/AReleased: 6/16/2013Last change: N/A

Smart Quick Settings

Installs: 8,791,665Score: 4.30Ratings: 32,439

Price: N/A

Version: N/AReleased: 9/19/2012Last change: N/A

AI Chat: Ask AI Chat Anything

Installs: 45,715,076Score: 4.73Ratings: 425,324

Price: N/A

Version: N/AReleased: 4/3/2023Last change: N/A

Notewise - AI Notes, PDF, Docs

Installs: 4,595,188Score: 4.40Ratings: 20,866

Price: N/A

Version: N/AReleased: 5/21/2022Last change: N/A

Goodnotes: Notes, docs, PDF

Installs: 3,052,250Score: 4.25Ratings: 18,466

Price: N/A

Version: N/AReleased: 8/3/2023Last change: N/A

GPS Location Camera& Timestamp

Installs: 510,407Score: 4.85Ratings: 894

Price: N/A

Version: N/AReleased: 3/14/2025Last change: N/A

Floating Apps (multitasking)

Installs: 16,049,213Score: 3.43Ratings: 69,205

Price: N/A

Version: N/AReleased: 5/3/2013Last change: N/A

Focus Plant: Pomodoro Forest

Installs: 3,286,087Score: 4.75Ratings: 51,582

Price: N/A

Version: N/AReleased: 8/22/2019Last change: N/A

Docx Reader & Word Office

Installs: 1,078,283Score: 4.07Ratings: 643

Price: N/A

Version: N/AReleased: 5/26/2024Last change: N/A

PDF Reader - PDF Viewer

Installs: 513,765Score: 4.17Ratings: 897

Price: N/A

Version: N/AReleased: 10/17/2024Last change: N/A

DrawNote: Drawing Notepad Memo

Installs: 3,000,594Score: 4.97Ratings: 33,383

Price: N/A

Version: N/AReleased: 12/13/2021Last change: N/A

AI Voices: Voice Changer

Installs: 8,340,061Score: 3.71Ratings: 99,558

Price: N/A

Version: N/AReleased: 8/17/2023Last change: N/A

Alarmy: Alarm - Timer Clock

Installs: 1,380,365Score: 4.32Ratings: 2,175

Price: N/A

Version: N/AReleased: 3/27/2020Last change: N/A

PDF Reader - Image to PDF

Installs: 507,290Score: 4.68Ratings: 1,643

Price: N/A

Version: N/AReleased: 4/29/2025Last change: N/A

Samsung Notes

Installs: 1,980,148,496Score: 4.85Ratings: 12,240,920

Price: N/A

Version: N/AReleased: 8/15/2016Last change: N/A

Hướng Nhà - La Bàn Phong Thủy

Installs: 70,936Score: 4.56Ratings: 270

Price: N/A

Version: N/AReleased: 4/3/2023Last change: N/A

PDF Maker - Image to PDF

Installs: 15,016,195Score: 4.20Ratings: 107,578

Price: N/A

Version: N/AReleased: 4/13/2021Last change: N/A

Sharry VPN

Installs: 614,970Score: 0.00Ratings: 0

Price: N/A

Version: N/AReleased: 9/12/2025Last change: N/A

QR Scanner: Barcode Scanner

Installs: 96,686,945Score: 4.74Ratings: 516,369

Price: N/A

Version: N/AReleased: 9/27/2019Last change: N/A

Device Clone

Installs: 3,211,587Score: 3.96Ratings: 1,941

Price: N/A

Version: N/AReleased: 10/15/2023Last change: N/A

Chatbot AI Assistant - ChatGO

Installs: 22,725,739Score: 3.34Ratings: 70,066

Price: N/A

Version: N/AReleased: 2/7/2023Last change: N/A

Countdown Widget・Countdown app

Installs: 11,680,099Score: 4.79Ratings: 115,457

Price: N/A

Version: N/AReleased: 3/24/2013Last change: N/A

MiraClean - File Manager

Installs: 8,456,070Score: 3.86Ratings: 8,776

Price: N/A

Version: N/AReleased: 10/8/2024Last change: N/A

vFlat Scan - PDF Scanner, OCR

Installs: 17,355,013Score: 4.77Ratings: 166,564

Price: N/A

Version: N/AReleased: 5/8/2019Last change: N/A

Music Alarm Clock - Alarmus

Installs: 5,997,662Score: 4.20Ratings: 16,305

Price: N/A

Version: N/AReleased: 12/5/2017Last change: N/A

Cici: Smart AI assistant

Installs: 71,990,103Score: 4.19Ratings: 181,496

Price: N/A

Version: N/AReleased: 10/22/2023Last change: N/A

QuickEdit Text Editor

Installs: 15,703,371Score: 4.30Ratings: 50,447

Price: N/A

Version: N/AReleased: 9/17/2014Last change: N/A

PDF Scanner APP - Scan to PDF

Installs: 26,636,194Score: 4.89Ratings: 498,527

Price: N/A

Version: N/AReleased: 12/25/2020Last change: N/A

PDF Reader - PDF Editor

Installs: 9,594,963Score: 4.72Ratings: 37,425

Price: N/A

Version: N/AReleased: 7/5/2023Last change: N/A

Google Tasks

Installs: 30,695,291Score: 4.77Ratings: 514,733

Price: N/A

Version: N/AReleased: 4/24/2018Last change: N/A

GitHub

Installs: 11,388,438Score: 4.29Ratings: 116,939

Price: N/A

Version: N/AReleased: 2/15/2020Last change: N/A

Go back to the Home page