Coil32

Coil32

Radio frequency inductors and chokes calculator

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Previous Versions

Coil32
Coil32 2025.13 XAPK APKs
December 28, 2025 23.15 MB

Requires Android: Android 5.0+

Screen DPI: 160-640dpi

SHA1: 9076e291bb32e9ab191894dff4b515986e1a7728

Size: 23.15 MB

What's New:

Added calculation for the metal detector's D-shaped search coil. Bugs fixed.
Coil32
Coil32 2025.09 XAPK APKs
August 16, 2025 21.82 MB

Requires Android: Android 5.0+

Screen DPI: 160-640dpi

SHA1: 4a8e7f56d217113f624080758c08aa8f268882e3

Size: 21.82 MB

What's New:

Fixed bugs
Added calculation of sectioned multilayer coil
Added calculation of two coupled single-layer coils
Coil32
Coil32 2025.04 XAPK APKs
April 6, 2025 21.44 MB
Variant
Arch
Version
DPI
Android 5.0+
160-640dpi
Android 5.0+
160-640dpi
Coil32
Coil32 2025.03 XAPK APKs
March 19, 2025 21.4 MB

Requires Android: Android 5.0+

Screen DPI: 160-640dpi

SHA1: 7a5f64cad55dc2bb7e68254961b8d4549b47caa2

Size: 21.4 MB

What's New:

Bugs fixed. Added calculation of the length of a single-turn loop.
Coil32
Coil32 2024.07 XAPK APKs
July 21, 2024 20.11 MB
Variant
Arch
Version
DPI
Android 5.0+
160-640dpi
Android 5.0+
160-640dpi
Coil32
Coil32 2024.04 APK
April 16, 2024 31.99 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: 291b5c6444ab247848da88f7b428649ede32a961

Size: 31.99 MB

What's New:

Bugs fixed
Coil32
Coil32 2024.03 APK
March 9, 2024 31.98 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: 2a78fbcb1c1cfa7243476abea765b28c356be671

Size: 31.98 MB

What's New:

Bugs fixed
Coil32
Coil32 2024.03 XAPK APKs
March 11, 2024 14.41 MB
Variant
Arch
Version
DPI
Android 5.0+
160-640dpi
Android 5.0+
160-640dpi
Coil32
Coil32 2023.10 XAPK APKs
November 2, 2023 14.29 MB

Requires Android: Android 5.0+

Screen DPI: 160-640dpi

SHA1: 6c183b6d6282d3eff2926ede33d5fb51c187eeae

Size: 14.29 MB

What's New:

Added calculation of the Multilayer inductor with Orthocyclic winding.
Added the ability to select AWG wire without insulation when calculating a single-layer pitch-wound coil.
Coil32
Coil32 2023.07 APK
July 24, 2023 30.64 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: 4254d32689e517a4a8b18b860693c0d7e680ccb5

Size: 30.64 MB

What's New:

Added calculation of the inductance of a coil wound on a ferrite toroidal core, taking into account the dependence of magnetic permeability on frequency. Added the ability to save calculation results.
Coil32
Coil32 2023.07 XAPK APKs
July 25, 2023 11.81 MB
Variant
Arch
Version
DPI
Android 5.0+
160-640dpi
Android 5.0+
160-640dpi
Coil32
Coil32 2023.06 XAPK APKs
June 22, 2023 13.85 MB

Requires Android: Android 5.0+

Screen DPI: 160-640dpi

SHA1: 2bff8fbe3f72db91f60172a3ef1c3ba70f3f4c32

Size: 13.85 MB

What's New:

Bugs fixed
Coil32
Coil32 2023.03 XAPK APKs
February 27, 2023 17.07 MB

Requires Android: Android 5.0+

Screen DPI: 160-640dpi

SHA1: 9b67c4653ab058473812bd91b5e15427555f75f8

Size: 17.07 MB

What's New:

Added new calculations
Coil32
Coil32 2023.02 XAPK APKs
February 1, 2023 16.43 MB

Requires Android: Android 5.0+

Screen DPI: 160-640dpi

SHA1: be0d79615953db867a6d5bb6c7b56ec180498925

Size: 16.43 MB

What's New:

Added new calculations
Coil32
Coil32 2023.01 APK
January 6, 2023 28.99 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: 533e4c45b513ae16d2844039b87263b22ece8781

Size: 28.99 MB

What's New:

Added new calculations
Coil32
Coil32 2022.07 APK
September 16, 2022 28.62 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: ad37c813320ec83ce9d58274fb8cd7a63d54ecc7

Size: 28.62 MB

What's New:

Big app update. Added most of the calculations from the desktop version of Coil64. Fixed runtime errors with non-metric dimensions
Coil32
Coil32 2022.06 APK
August 25, 2022 28.6 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: 9d106c6eec052e2390bfd2105d88759b5eb5ff60

Size: 28.6 MB

What's New:

Big app update. Added most of the calculations from the desktop version of Coil64. Fixed runtime errors with non-metric dimensions
Coil32
Coil32 2022.06 XAPK APKs
August 25, 2022 13.07 MB
Variant
Arch
Version
DPI
Android 5.0+
160-640dpi
Android 5.0+
160-640dpi
Coil32
Coil32 2022.05 APK
April 28, 2022 27.37 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: 13004330f092880e80c64af023120f1bf14b78fa

Size: 27.37 MB

What's New:

Big app update. Added most of the calculations from the desktop version of Coil64. Fixed runtime errors with non-metric dimensions
Coil32
Coil32 2022.04 APK
March 9, 2022 27.37 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: 55a530d22d806f30d02153bb341db7861865cea7

Size: 27.37 MB

What's New:

Big app update. Added most of the calculations from the desktop version of Coil64. Fixed runtime errors with non-metric dimensions
Coil32
Coil32 2022.03 APK
March 2, 2022 27.37 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: fa988f52f78e41b07e9622dd7127f201c21360c2

Size: 27.37 MB

What's New:

Big app update. Added most of the calculations from the desktop version of Coil64
Coil32
Coil32 2022.02 APK
February 9, 2022 27.4 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: 1e50d171f17b5f31609e0f0227aa4839e94d48ad

Size: 27.4 MB

What's New:

Big app update. Added most of the calculations from the desktop version of Coil64
Coil32
Coil32 2022.01 APK
February 4, 2022 27.4 MB

Requires Android: Android 5.0+

Screen DPI: 120-640dpi

SHA1: b0939cf898c77e408bc0284dc1d9dbe8cbecfe1e

Size: 27.4 MB

What's New:

Big app update. Added most of the calculations from the desktop version of Coil64
Coil32
Coil32 19 APK
April 7, 2021 5.28 MB

Requires Android: Android 4.0+

Screen DPI: 160-640dpi

SHA1: de98ace33ed4dc15965623c7a9541566322fb6d2

Size: 5.28 MB

What's New:

Updated PCB coil calculation
Added Q-factor calculation of the PCB coil
Fixed some bugs
Coil32
Coil32 19 XAPK APKs
April 8, 2021 5.33 MB
Variant
Arch
Version
DPI
Android 4.0+
160-640dpi
Android 4.0+
160-640dpi
Coil32
Coil32 18 APK
July 20, 2020 5.86 MB

Requires Android: Android 4.0+

Screen DPI: 160-640dpi

SHA1: d18ee87b6fdfae36fd4d5c9a336b6fa3f517b1bc

Size: 5.86 MB

What's New:

Some bugs fixed. Added AWG support. Added calculation of the one loop inductance coil.
Coil32
Coil32 18 XAPK APKs
July 23, 2020 5.84 MB

Requires Android: Android 4.0+

Screen DPI: 160-640dpi

SHA1: 58ffe79926e94346454859d319a70aa7d19eb6f6

Size: 5.84 MB

What's New:

Some bugs fixed. Added AWG support. Added calculation of the one loop inductance coil.
Coil32
Coil32 17 APK
November 16, 2019 12.7 MB

Requires Android: Android 4.0+

Screen DPI: 120-640dpi

SHA1: cc383f90ed8356b49214b76246d4ef81d87a1395

Size: 12.7 MB

What's New:

Some bugs fixed. Added AWG support. Added calculation of the one loop inductance coil.
Coil32
Coil32 16 APK
April 21, 2019 10.96 MB

Requires Android: Android 4.0+

Screen DPI: 120-640dpi

SHA1: 4fb4dda0e3ab34165f0036e6cf0a5b51e5eed01e

Size: 10.96 MB

What's New:

Some bugs fixed
Added calculation of the search coil for a metal detector
Added calculation of a multi-layer coil on a rectangular former
Added calculation of a coil on PCB in the meander form
Coil32
Coil32 15 APK
March 30, 2019 10.42 MB

Requires Android: Android 4.0+

Screen DPI: 120-640dpi

SHA1: ab2903b967d5d7ed36bc0e2d99c318a2bd2758c5

Size: 10.42 MB

What's New:

Added calculation of a multi-layer coil on a rectangular former
Added calculation of a coil on PCB in the meander form
Coil32
Coil32 14 APK
March 27, 2019 10.28 MB

Requires Android: Android 4.0+

Screen DPI: 120-640dpi

SHA1: 6a46c2f4d107ea9ae0901183e48862344c73c542

Size: 10.28 MB

What's New:

Added calculation of a multi-layer coil on a rectangular former
Coil32
Coil32 13 APK
March 10, 2019 9.32 MB

Requires Android: Android 4.0+

Screen DPI: 120-640dpi

SHA1: 2197a2ca13a04bd65888b03485737efe4a503cb4

Size: 9.32 MB

What's New:

Some bugs were fixed. Improved compatibility with HD devices.
The calculation of the coil on a ferrite rod was added.
Added calculation of a single-layer coil with a rectangular wire
Coil32
Coil32 12 APK
January 28, 2019 8.73 MB

Requires Android: Android 4.0+

Screen DPI: 120-640dpi

SHA1: a52cf45215676e86f140b08551bfdbe5f91b00dd

Size: 8.73 MB

What's New:

Some bugs were fixed. Improved compatibility with HD devices.
The calculation of the coil on a ferrite rod was added.
Coil32
Coil32 11 APK
July 6, 2018 8.02 MB
Variant
Arch
Version
DPI
Android 4.0+
120-640dpi
Android 4.0+
120-640dpi
Coil32
Coil32 10 APK
December 17, 2017 7.63 MB

Requires Android: Android 4.0+

Screen DPI: 120-640dpi

SHA1: 77d639532649277d1d0c3657f4aaf54add79b55b

Size: 7.63 MB

What's New:

The calculating of the flat spiral Tesla coil was added
Coil32
Coil32 9.2 APK
November 10, 2017 6.95 MB

Requires Android: Android 4.0+

Screen DPI: 120-640dpi

SHA1: 992bdb8091f593acc6e6b6abb2a81c9ae3b9040d

Size: 6.95 MB

What's New:

The possibility of inductance value calculation when the number of turns is known was added.