# List of film sound systems

The following is a list of film sound systems.

## Explanation

* The year shown may represent a patent or other developmental milestone rather than the first use in public.
* Technologically identical systems may have been promoted under different trade names by different commercial entities.
* The approximate number of films credited to each system is taken from the Internet Movie Database.

## Sound systems

| Year | Name | Number of films |
| 2002 | 12-Track Digital Sound | 40 |
| 2015 | 2-Track Digital Sound (REMBS) | 586 |
| 1953 | 3 Channel Stereo | 51 |
| 1953 | 4-Track Stereo (CinemaScope) | 586 |
| 1955 | 6-Track Stereo (Todd-AO and compatibles) | 89 |
| 1955 | 70 mm 6-Track | 527 |
| 1934 | Afifa Ton-Kopie | 1 |
| 1950 | AGA Sound System | 7 |
| 1909 | Animatophone | 3 |
| 2010 | Auro 11.1 | 115 |
| 1928 | Aurofone | 1 |
| 2015 | AuroMax | ? |
| 1943 | B.A.F. Sound System | 2 |
| 1907 | Biophone | 2 |
| 1938 | Blue Seal Noiseless Recording | 1 |
| 1929 | Bristolphone | 2 |
| 2001 | Broadway Surround | 1 |
| 1909 | Cameraphone | 1 |
| 1921 | Case | 1 |
| 1990 | CDS | 11 |
| 1974 | Chace Surround | 8 |
| 1905 | Chronophone | 106 |
| 1910 | Chronomegaphone | 1 |
| 1990 | Cinema Digital Sound | 5 |
| 1907 | Cinematophone | 53 |
| 1904 | Cineophone | 2 |
| 1904 | Cinephone Lubin | 57 |
| 1952 | Cinerama 7-Track | 13 |
| 1911 | Cinephonograph | 1 |
| 1949 | Cinesound | 10 |
| 1904 | Cinophone | 2 |
| 2010 | Datasat Digital Sound | 501 |
| 1923 | De Forest Phonofilm | 213 |
| 2002 | Digitrac Digital Audio System | 12 |
| 1975 | Dolby Stereo | 12497 |
| 2012 | Dolby Atmos | 281 |
| 1992 | Dolby Digital | 19652 |
| 1999 | Dolby Digital EX | 288 |
| 1987 | Dolby Stereo SR | 5865 |
| 2009 | Dolby Surround 7.1 | 50 |
| 1993 | DTS | 3735 |
| 1996 | DTS 70 mm | 28 |
| 2001 | DTS-8 | 2 |
| 1999 | DTS-ES | 93 |
| 1994 | DTS-Stereo | 137 |
| 2015 | DTS:X | 42 |
| 1996 | DX Stereo | 3 |
| 1940 | Fantasound | 1 |
| 1929 | Filmtone | 2 |
| 1998 | Full Range Recording System | 5 |
| 1920 | Gaumontphone | 1 |
| 1898 | Hollmann–Eaves | 1 |
| 1973 | IMAX 6-Track | 25 |
| 2014 | IMAX 12-Track | ? |
| 1933 | International Recording Engineers System | 2 |
| 1992 | Iwerks Digital Audio | 5 |
| 1894 | Kinetophone (Dickson) | 7 |
| 1888 | Kinetophone (Edison) | 1 |
| 1958 | Kinopanorama 9-Track | 6 |
| 1913 | Kinoplasticon | 12 |
| 1956 | Klangfilm Magnetocord | 3 |
| 1954 | Klangfilm-Stereocord | 3 |
| 1990 | LC-Concept Digital Sound | 22 |
| 1969 | Li-Westrex System | 1 |
| 1979 | Kintek Stereo | ? |
| 1938 | Magnaphone Western Electric | 3 |
| 1962 | Magnetocord | 1 |
| 1988 | Matrix Surround | 24 |
| 1904 | Mono | 137936 |
| 1925 | Movietone | 20 |
| 1938 | Optiphone | 5 |
| 1964 | Ortiphone | 1 |
| 1907 | Oskar Messter | 1 |
| 1949 | Perspecta Stereo | 58 |
| 1933 | Phillips Sound | 3 |
| 1900 | Phono-Bio-Taleaux | 1 |
| 1900 | Phono-Cinema-Theatre | 7 |
| 1921 | Phono-Kinema | 11 |
| 1922 | Phonofilm | 248 |
| 1921 | Photokinema | 8 |
| 1925 | Photophone (RCA) | 3 |
| 1914 | Polyscope | 2 |
| 1936 | Pulvári System | 5 |
| 1970 | Quadrophonic | 3 |
| 1975 | Quintaphonic | 1 |
| 1993 | Sony Dynamic Digital Sound (SDDS) | 2005 RTG |
| 1974 | Sensurround | 13 |
| 1992 | Servotron Stereo | 5 |
| 1985 | Sonics | 4 |
| 1996 | Sonics-DDP | 47 |
| 1994 | Sonix | 13 |
| 1928 | Sonora-Bristolphone | 1 |
| 1977 | Sound 360° | 2 |
| 1992 | Sound Trax Surround Stereo | 4 |
| 1995 | Soundelux | 1 |
| 1965 | Spectra-Stereo | 2 |
| 1949 | Stereo | 45374 |
| 1978 | Super Space Sound | 1 |
| 1929 | Synchrotone | 2 |
| 1939 | Synthetic | 4 |
| 1932 | Systemi A. Shorin | 2 |
| 1940 | Système Cottet | 3 |
| 1933 | Tagephone | 1 |
| 1983 | THX Ltd. | 1732 |
| 2005 | TMH Labs 10.2 Channel Sound | 1 |
| 1928 | Tobis (Tonbild Syndicat) | 80 |
| 1922 | Tri-Ergon Sound System 68 mm | 2 |
| 1984 | Ultra Stereo | 1007 |
| 1938 | Variray Blue Seal Recording | 3 |
| 1935 | Visatone | 3 |
| 1980 | Vistasonic | 2 |
| 1925 | Vitagraph | 3 |
| 1926 | Vitaphone | 356 |
| 1911 | Vivaphone | 1 |
| 1921 | Western Electric | 20 |
| 1925 | Westrex (Fox & Western Electric) | 5 |
| 1938 | Wicmar and Blue Seal Noiseless Recording | 1 |