Spirit Level. No Permissions Required. Free & No Ads.
• Bulls eye level with roll & pitch gauges screen
• Horizontal and vertical bubble level and angle gauge screen.
• Calibration feature to correct for accelerometer misalignment & different axis sensitivities.
For best results touch CAL and calibrate first. The Spirit Level i…
Metronome with no ads & no permissions.
Beats per Minute (BPM) from 10 up to 310 in 0.1 BPM intervals.
Moving pendulum with motion blur effects.
Accelerando slider for gradual speeding up/slowing down. (0.1 to 10 BPM/bar)
Beats highlighted on musical staff as they are played. Accent or mute any of the beats by tapping above/below note…
Straightforward guitar tuner. Single screen app that starts in auto tune mode. Simply run the app, hit a string and start tuning your guitar. Tune into the orange region for a good results or green for perfection.
This app uses your microphone to detect the string being played and indicate if you should tune up or down.
Pitch pipe function al…
Hourglass timer with great graphics, no ads & no permissions.
Great for board games, as a kitchen timer, or for telling the kids how long until bedtime.
Operate up to 8 sand timers simultaneously (each one is colored differently and selected at left of screen).
Accelerometer used - turning upside down will reverse the time and reset the time…
Dual channel function / waveform / signal generator for the speaker / headphone audio output.
No Ads, No Permissions, No In App Purchasing, No Limited Features. Full Version.
Output is 16 bit for each left and right channels and at 44.1kHz. Output will depend on your device hardware. Some device hardware may may filter out the DC bias and low fr…
Free audio spectrum analyser for your microphone.
No ads. Full version.
64 up to 8192 frequency divisions (128 to 16384 FFT size).
22 kHz spectrum range (can reduce down to 1 kHz for higher resolution).
FFT Windowing (Bartlett, Blackman, Flat Top, Hanning, Hamming, Tukey, Welch, or none)
Auto-scale or pinch to zoom, drag to pan.
Linear or logarith…
View or log output from your accelerometer sensor. The app has six screens to choose from:
This show the output from the accelerometer and minimum and maximum vales recorded.
Plots the accelerometer output over time. Option to save data.
Shows the frequency spectrum of the recent accelerometer data. Use to find resonant…
Egg Timer for use in the kitchen or elsewhere. Time your egg boiling to get them how you like them.
Control the egg timer by rotating the top half of the egg, or alternatively select times using the digital time indicator below the egg.
Five egg timers, each adjustable up to 23 hours 59 minutes. Use the small egg icons to change between them.
Stopwatch with great graphics, no ads & no permissions.
Operate up to 8 stopwatches simultaneously (each one is coloured differently and selected at top of screen).
Log up to 100 Lap or Split times for each stopwatch.
Pressing Split before starting stopwatch will change to Lap mode & visa versa.
Stopwatch settings and times are stored…
Keuwl Guitar Tuner uses the microphone to auto detect the pitch of the note being played. The 3 dials will rotate to show the note being played. The middle dial shows the pitch or note name. The inner dial shows the octave. The outer dial will show if the note is flat or sharp - The orange region is within 10 cents for good tuning, the green is…
What if there was more than 12 notes in an octave? or less? Create new instruments with up to 53 equal tempered notes per octave and explore the sounds of such instruments with this app. This music pad also allows you to slide up and down the particle beams to create cool sounds by increasing the pitch smoothly betwen octaves without changing t…
Play up to 4 pianos simultaneously on one device. Choose one of 8 arrangements to suit your needs, whether playing alone or with friends. Notes played are highlighted on the other pianos to make teaching a new tune easy. Slide the bar below the piano to access higher or lower pitch notes.
8 Piano arrangements with…