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Various Contact and Phone Tools
Call Confirm
2023-05-28
Have your phone asking you for confirmation before calling out (to prevent accidental calls)
- Call Confirmation (4.8@318) 2
- Call Confirm (1.8@249) Ǥ 15
2 
LastUpdate: 2020-05-22
Call Blocker
2023-06-01
Chose wisely. As e.g. Phandroid reveals, some of those apps are mainly after your data – and sell your phone number to even more spam callers.
- Call Blocker (4.6@257,524) 11 3 Test 1/2017
- Showcaller: Caller ID & Block (4.6@171,443) Ǥ 30 4
- Call Master (4.5@11) 15 LastUpdate: 2018-09-24
- Truecaller: Caller ID & Block (4.4@18,918,291) Ǥ 47 13 Wikipedia;
privacy warning 2015 EN | DE | 2018/2018; 
hands off / Finger weg - Calls Blacklist - Call Blocker (4.4@778,104) Ǥ 20 2 / Calls Blacklist PRO - Blocker (4.2@41,775; ~EUR 2.00) Ǥ 16 1 Test 2/2017; can block calls & SMS
- Mr. Number - Caller ID & Spam (4.4@206,368) Ǥ 24 4
- Caller ID, Phone Dialer, Block (4.2@115,641) Ǥ 29 3
- CallApp: Caller ID & Block (4.1@1,246,521) Ǥ 44 25
- Call & SMS Blocker - Blacklist (4@184,818) Ǥ 24 10
- Call Control. Call Blocker (4@111,478) Ǥ 29 6
- Sync.ME: Caller ID & Contacts (3.9@234,666) Ǥ 31 6 Privacy Warning (uploads your entire contact list to their servers)
- Call Blocker - Blacklist (3.9@164,437) Ǥ 31 11
- Whoscall - Caller ID & Block (3.6@749,749) Ǥ 45 15
- Blacklist Blocker (3.6@137) 13
LastUpdate: 2018-06-02 Github - NoPhoneSpam (0@0) 8 LastUpdate: 2021-05-29 GitLab
- CallShield (0@0) LastUpdate: 2020-03-25 Gitlab; requires root & Xposed
- Xposed Call Blocker (0@0) LastUpdate: 2014-05-10 Video Review 4/2014; Howto 4/2014
- Yet Another Call Blocker (0@0) 10 LastUpdate: 2021-11-18 GitLab
- Silence (0@0) 5 Github
Call Recorder
2023-06-01
- Call Recorder (5@1) 12 GitLab
- Automatic Call Recorder (4.7@11) Ǥ 16 5 LastUpdate: 2019-08-12
- Showcaller: Caller ID & Block (4.6@171,443) Ǥ 30 4
- CallApp: Caller ID & Block (4.1@1,246,521) Ǥ 44 25
- Call Recorder - callX (4.1@442,119) Ǥ 28 8 / Automatic Call Recorder Pro (4.1@403,860) Ǥ 28 8
- Automatic Call Recorder (4@2,603,532) Ǥ 22 2 / Automatic Call Recorder Pro (3.9@59,849; ~EUR 8.50) Ǥ 16
- Call Recorder - Cube ACR (4@773,554) Ǥ 26 5 phone calls and VoIP conversations
- Call Recorder (3.8@444,564) 15 2
- Call Recorder Automatic (3.7@492,872) Ǥ 20 10
- Note Call Recorder, Call Recording (3.5@11,314) Ǥ 18 3 LastUpdate: 2021-02-20
- Call recorder for Android (3.5@406) 8 LastUpdate: 2017-10-22
- Call Recorder (3.4@46,461) Ǥ 23 3 LastUpdate: 2020-10-12
- Call Recorder (3.3@284,670) Ǥ 16 4
- Call Recorder - ACR (3.1@669,329) Ǥ 17 2 LastUpdate: 2021-07-26
- Auto call recorder (3@175,623) 15 2 LastUpdate: 2019-07-24
- CM CallRecord (0@0) LastUpdate: 2015-10-16 for CyanogenMod 11/12/12.1
- Call Recording (0@0)
enable call recording for Google Dialer - XCallRecordingSettings (0@0) 2
Github; CM 11-13, LOS 14-18
Call anonymously
2023-05-28
If you don't want to use an app for that, simply prefix the called number with the disabling code (usually *31#, but might vary with country and provider).
- Ghost Call - Phone Anomously! (4.6@172; ~EUR 0.75) 2 LastUpdate: 2013-12-20 per contact
Call prefixer
2023-05-22
- Contacts Prefix Fixer (5@489) Ǥ 8 2
- Edit Prefix Number (5@142) 4 4 LastUpdate: 2017-05-08
- IDD Prefix Dialer (IDD/ISD) (4.2@18) Ǥ 7 3 LastUpdate: 2020-04-03
- Company Prefix (3.6@2,337) Ǥ 8 3
Call Notes
2023-05-28
- Notes - Notepad and to do list (4.6@29,483) Ǥ 26 11
- Call Notes Pro (4.4@2,205) Ǥ 13 1
- Call Writer (4.1@1,147) 14 3 LastUpdate: 2018-03-10
- My Notes And Notifications (3.9@11) Ǥ 14 2 LastUpdate: 2020-11-03
- Call Reminder (3.6@136) Ǥ 18 15 LastUpdate: 2021-06-23
- Free CallerID with Notebook (3.3@1,438) Ǥ 16 11 LastUpdate: 2021-06-23
- Call Reminder (3.3@133) Ǥ 23 7
- Productive Call Assistant (0@0) Ǥ 23 2 record, transcribe and organize your phone calls
Fake Caller
2023-06-01
Need some rescue from a boring meeting, horrible date, or to end your visit at great-aunt Marble? An incoming, ultra-urgent call might help you out!
- Fake Call & SMS (4@13) 14 6 LastUpdate: 2018-08-08
- Fake Me A Call (3.9@7,224) 11 1
Incoming Call Notifications
2023-05-20
- Speak Who is Calling (4.4@31,895) Ǥ 10 1
- Notification Reader: Shouter (4.2@39,023) Ǥ 8 1 LastUpdate: 2019-06-11 / Shouter Pro- The Announcer. (4.2@3,095; ~EUR 1.00) Ǥ 7 1 LastUpdate: 2019-04-10 Announces notifications via TTS
- Caller Name Announcer (4@28,734) Ǥ 23 9
- Schlikk Calls (0@0) 3 LastUpdate: 2021-05-29 GitLab; increase volume (optionally for selected contacts) when the phone rings
Call Logs
2023-05-20
- Advanced Contacts Manager (3.7@1,242) Ǥ 14 11
- TrimNot (0@0) LastUpdate: 2014-08-15 lifetime (unlimited) call log
- Unlimited CallLog for Android 5.1 and higher (0@0) 2 LastUpdate: 2021-01-24
Various caller tools
2023-06-01
- Harass Me (4.5@231) 4 LastUpdate: 2017-06-29 Github; Never miss important calls when in silent mode!
- Ril Control (4.4@16) 0 LastUpdate: 2018-09-11 GitLab; stop or start the ril-daemon (requires root)
- Rogervoice (4@1,431) Ǥ 25 4 transcribe your calls
- Raise To Answer (3.9@626) 4 Github; simply hold your phone to your ear to answer an incoming call
- Sanity (3.8@4,875) 25 LastUpdate: 2013-09-10 phone assistant, including audio recording, caller anouncement, call blocking and much more; Github
- Auto Redial | call timer (3.3@12,462) Ǥ 18 4 / Auto Redial | call timer Pro (3.8@123; ~EUR 2.50) 13 3 Intro 11/2017
- Advanced Call Settings (3.3@1,220) Ǥ 7 2 LastUpdate: 2018-04-15
- CallForwardingStatus (0@0) 5 Github
- Vibe (0@0) 1 Github; vibrate when your call is answered
- Coma Phone (0@0) 4 LastUpdate: 2021-03-19 Github; auto-answer calls in speaker-mode (even when in coma)
Further Readings:
- The 5 Best Truecaller Alternatives for Caller ID and Spam Blocking (8/2021)
- Best Android Call Blocker Apps to Block Unwanted Calls (10/2020 - 12/2021)
- Here’s how spam blocking apps like Truecaller actually work (8/2017)
- The Secret Life of SIM Cards (DEFCon 21, 2013), also see SimHacks.io
2023-06-01