Comparison

C vs Sound

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

C

Features
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C-Link, a utility application designed to streamline your networking experience. This app allows you to add and manage routers with ease, ensuring a smooth and efficient network setup. One of the standout features of C-Link is its support for Mesh networking between devices. This means you can create a robust and flexible network structure that automatically routes data in the most efficient way possible. Moreover, C-Link offers both local and remote modes, providing you with the flexibility to manage your devices from anywhere. Whether you’re at home or on the go, you can remotely manage your devices with just a few taps on your screen. In summary, C-Link is more than just a tool; it’s your personal network assistant that simplifies router management and optimizes your network performance. Try C-Link today and experience the future of networking!

About

Sound

Features
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The collected audio is classified in real time and the most highly-estimated classification results are displayed. *Categories are divided into 303 types, such as animal calls, everyday sounds, musical instruments, and sports. [lCategories] speech,shout,yell,battle_cry,children_shouting,screaming,whispering,laughter,baby_laughter,giggling,snicker,belly_laugh,chuckle_chortle,crying_sobbing,baby_crying,sigh,singing,choir_singing,yodeling,rapping,humming,whistling,breathing,snoring,gasp,cough,sneeze,nose_blowing,person_running,person_shuffling,person_walking,chewing,biting,gargling,burp,hiccup,slurp,finger_snapping,clapping,cheering,applause,booing,chatter,crowd,babble,dog,dog_bark,dog_howl,dog_bow_wow,dog_growl,dog_whimper,cat,cat_purr,cat_meow,horse_clip_clop,horse_neigh,cow_moo,pig_oink,sheep_bleat,fowl,chicken,chicken_cluck,rooster_crow,turkey_gobble,duck_quack,goose_honk,lion_roar,bird,bird_vocalization,bird_chirp_tweet,bird_squawk,pigeon_dove_coo,crow_caw,owl_hoot,bird_flapping,insect,cricket_chirp,mosquito_buzz,fly_buzz,bee_buzz,frog,frog_croak,snake_hiss,snake_rattle,whale_vocalization,coyote_howl,elk_bugle,music,plucked_string_instrument,guitar,electric_guitar,bass_guitar,acoustic_guitar,steel_guitar_slide_guitar,guitar_tapping,guitar_strum,banjo,sitar,mandolin,zither,ukulele,keyboard_musical,piano,electric_piano,organ,electronic_organ,hammond_organ,synthesizer,harpsichord,percussion,drum_kit,drum,snare_drum,bass_drum,timpani,tabla,cymbal,hi_hat,tambourine,rattle_instrument,gong,mallet_percussion,marimba_xylophone,glockenspiel,vibraphone,steelpan,orchestra,brass_instrument,french_horn,trumpet,trombone,bowed_string_instrument,violin_fiddle,cello,double_bass,wind_instrument,flute,saxophone,clarinet,oboe,bassoon,harp,bell,church_bell,bicycle_bell,cowbell,tuning_fork,chime,wind_chime,harmonica,accordion,bagpipes,didgeridoo,shofar,theremin,singing_bowl,disc_scratching,wind,wind_rustling_leaves,wind_noise_microphone,thunderstorm,thunder,water,rain,raindrop,stream_burbling,waterfall,ocean,sea_waves,gurgling,fire,fire_crackle,boat_water_vehicle,sailing,rowboat_canoe_kayak,motorboat_speedboat,car_horn,power_windows,vehicle_skidding,car_passing_by,race_car,truck,air_horn,reverse_beeps,bus,emergency_vehicle,police_siren,ambulance_siren,fire_engine_siren,motorcycle,traffic_noise,rail_transport,train,train_whistle,train_horn,railroad_car,train_wheels_squealing,subway_metro,aircraft,helicopter,airplane,bicycle,skateboard,engine,lawn_mower,chainsaw,engine_knocking,engine_starting,engine_idling,engine_accelerating_revving,door,door_bell,door_sliding,door_slam,knock,tap,squeak,drawer_open_close,dishes_pots_pans,cutlery_silverware,chopping_food,frying_food,microwave_oven,blender,water_tap_faucet,sink_filling_washing,bathtub_filling_washing,hair_dryer,toilet_flush,toothbrush,vacuum_cleaner,zipper,keys_jangling,coin_dropping,scissors,electric_shaver,typing,typewriter,typing_computer_keyboard,writing,telephone,telephone_bell_ringing,ringtone,alarm_clock,siren,civil_defense_siren,smoke_detector,foghorn,ratchet_and_pawl,clock,tick,tick_tock,sewing_machine,mechanical_fan,air_conditioner,printer,camera,hammer,saw,power_tool,drill,hedge_trimmer,gunshot_gunfire,artillery_fire,fireworks,firecracker,eruption,boom,chopping_wood,wood_cracking,glass_clink,glass_breaking,liquid_splashing,liquid_sloshing,liquid_squishing,liquid_dripping,liquid_pouring,liquid_trickle_dribble,liquid_filling_container,liquid_spraying,water_pump,boiling,underwater_bubbling,whoosh_swoosh_swish,thump_thud,basketball_bounce,slap_smack,crushing,crumpling_crinkling,tearing,beep,click,bowling_impact,playing_badminton,playing_hockey,playing_squash,playing_table_tennis,playing_tennis,playing_volleyball,rope_skipping,scuba_diving,skiing,silence

Screenshots

C4 screens
Sound1 screens

Verdict

The call

The clearest difference is ads: C at none against Sound's shown. C also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (9.0 vs 15.8.3). On price, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

C ships an update every 3 days, Sound every 2 weeks. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

Scorecard3 real differences Β· 3 level
C versus Sound: the parameters behind the verdict, then further details
ParameterCSound
PriceFreeFree
Update frequencyEvery 3 days β€” betterEvery 2 weeks
AdsNo β€” betterYes
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS9.0 β€” better15.8.3
Further details β€” not scored
Size32 MB36 MB
Age rating4+4+
DeveloperShenzhen SDMC Technology Co., LtdHideaki Uchikoshi

In-app purchases

None

C

No in-app purchases

None

Sound

No in-app purchases

Questions

Is C free?
C is free to download, with no in-app purchases.
Is Sound free?
Sound is free to download, with no in-app purchases.
Do C or Sound have ads?
Sound shows ads; C does not.
Which is updated more often, C or Sound?
C ships an update every 3 days, and Sound every 2 weeks. Most recently, C was updated on October 30, 2026 and Sound on November 4, 2026.

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