What's new in PROTO - circuit simulator 1.50.0

• New TTL logic ICs: 7400 (quad 2-input NAND) and 7408 (quad 2-input AND) gates
• New CMOS logic IC: 4069 hex inverter
• Fixed a freeze during the oscilloscope scope check
• Fixed a crash when opening circuits with an unknown component
• Android 17 support
• Bug fixes and stability improvements

About PROTO - circuit simulator 1.50.0

PROTO - circuit simulator 1.50.0 screenshots (8)

PROTO - circuit simulator 1.50.0 trailer

Download PROTO - circuit simulator 1.50.0

This release comes in several variants (we currently have 3). Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
1.50.0 BUNDLE 3 S
96
August 12, 2026
arm64-v8a
Android 10+
480-640dpi
1.50.0 BUNDLE 10 S
96
August 12, 2026
universal
Android 12L+
120-480dpi
1.50.0 BUNDLE 7 S
96
August 12, 2026
universal
Android 6.0+
160-640dpi
All Releases
PROTO - circuit simulator 1.50.0

Version:1.50.0

Uploaded:August 12, 2026 at 4:20PM UTC

File size:19.98 MB

Downloads:2

Version:1.49.1

Uploaded:June 29, 2026 at 9:55AM UTC

File size:14.23 MB

Downloads:58

Version:1.49.0

Uploaded:June 16, 2026 at 8:33AM UTC

File size:19.56 MB

Downloads:223

PROTO - circuit simulator 1.48.0

Version:1.48.0

Uploaded:March 27, 2026 at 10:25PM UTC

File size:19.73 MB

Downloads:166

PROTO - circuit simulator 1.47.0

Version:1.47.0

Uploaded:February 17, 2026 at 3:37PM UTC

File size:19.75 MB

Downloads:55

PROTO - circuit simulator 1.46.0

Version:1.46.0

Uploaded:January 14, 2026 at 12:38PM UTC

File size:19.37 MB

Downloads:97

PROTO - circuit simulator 1.45.0

Version:1.45.0

Uploaded:December 20, 2025 at 10:00AM UTC

File size:19.37 MB

Downloads:55

PROTO - circuit simulator 1.44.0

Version:1.44.0

Uploaded:December 1, 2025 at 1:51PM UTC

File size:19.28 MB

Downloads:30

PROTO - circuit simulator 1.43.0

Version:1.43.0

Uploaded:October 31, 2025 at 5:59PM UTC

File size:19.25 MB

Downloads:41

PROTO - circuit simulator 1.42.0

Version:1.42.0

Uploaded:October 14, 2025 at 6:47PM UTC

File size:19.40 MB

Downloads:17

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