Centerline
7.0#3 in musical tuner apps$3.99 one-timeFree planAndroidiOSmacOS
VisitCenterline vs Peterson iStroboSoft
Peterson iStroboSoft
5.8#31 in musical tuner apps$9.99 one-timeiOS
VisitWhat both publish
| Fact | Centerline | Peterson iStroboSoft |
|---|---|---|
| Frequency range | Chromatic mode supports 62–800 Hz and follows the nearest note, including sharps and flats. | The listed standard frequency response is 20 Hz–5000 Hz; optional extended frequency modes reach up to 22.05 kHz. |
| Headquarters | Sacramento, California, United States | Alsip, Illinois, USA |
| Purpose | Centerline is a chromatic tuner that shows the note played, whether it is flat or sharp, and where the pitch settles. | iStroboSoft is a mobile strobe tuner for tuning instruments with 0.1-cent accuracy. |
| Support | Questions or feedback can be sent to [email protected]. | The product page links to a user guide and offers a support ticket for personalized product support. |
Centerline plans
- ChromaticFree
- Centerline Complete$3.99, paid once
Peterson iStroboSoft plans
- iStroboSoft$9.99, paid once
Pick Centerline if…
Centerline suits musicians who want an offline tuner with chromatic and guitar modes, multiple display views, and on-device pitch analysis.
Pick Peterson iStroboSoft if…
You want what its maker publishes above — check its page for the details.