This page's audience our own tag's counts — open to see them

Period

–Visits

–Page views

–Clicks to vendors

–Time on page

–Reading now

Clicks to vendors, by tool

Top countries

Devices

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Unreal Speccy Portable

Free#13 of 23 in ZX Spectrum Emulators

Unreal Speccy Portable: A free, open-source emulator with strong Pentagon support across four platforms. Ranked #13 of 23 in ZX Spectrum Emulators by our editors (8.0/10); pricing: Free plan; best for portable Pentagon-focused emulation.

8.0/10Editor score

Visit GitHub

Unreal Speccy Portable8.0 Visit GitHub

At a glance

Editor score
8.0 / 10
Pricing
Free plan
Best for
Portable Pentagon-focused emulation
Free plan
Yes
Paid from
Free
Supported Spectrum models
128k
Facts checked
21 Sep 2026

Where it wins
- 128K Pentagon emulation with AY/YM and beeper audio support
- Supports tapes, snapshots, replays, Beta Disk, joystick and mouse input
- Free and open source on Windows, macOS, Linux and Android
Where it doesn't
- Documented model scope centers on the 128K Pentagon configuration
- Debugging features are limited
- The latest GitHub release is an Android release

Our verdict on Unreal Speccy Portable

Unreal Speccy Portable is a free, open-source ZX Spectrum emulator maintained by djdron. It is aimed at users who want portable emulation across Windows, macOS, Linux and Android, with a particular focus on the Z80 128K Pentagon configuration. Its feature set covers AY/YM sound, beeper output, Beta Disk support, tape operation, Kempston joystick and mouse input, snapshot loading, and replay support. The project distributes source code and releases through GitHub, making it a practical fit for users who value an open-source emulator that can move between desktop and mobile platforms.

The strongest case for Unreal Speccy Portable is its combination of platform coverage and Pentagon-oriented functionality. The published category specifications identify TAP, TZX and CSW tape formats, along with SNA, Z80, SZX and RZX snapshot formats. Peripheral support includes AY/YM, beeper, Beta Disk, Kempston joystick and Kempston mouse input. That gives the emulator useful coverage for loading software, reproducing sound, handling common controls, and working with saved states or replays. Users specifically seeking 128K Pentagon emulation have a clear reason to consider it.

Its narrower documented model scope is also the main boundary. The project centers on 128K Pentagon emulation rather than presenting a broad set of verified ZX Spectrum configurations, and its debugging features are limited. That makes it less suitable for buyers whose priority is extensive model coverage or advanced debugging workflows. For portable, open-source Pentagon-focused emulation, it is a strong match; users needing wider verified hardware scope should consider an alternative with those capabilities.

Your product? Our editors can test Unreal Speccy Portable in depth and publish a review, labelled as paid · from $149/mo →

Unreal Speccy Portable pricing

Plans Free planFree Free to use — no paid tier required for the core job.

See plans on github.com

Unreal Speccy Portable fact sheet

Free plan	Yes
Paid from	Free
Supported Spectrum models	128k
Host platforms	Windows, Linux, macOS, Android
Tape formats	TAP, TZX, CSW
Snapshot formats	SNA, Z80, SZX, RZX
Built-in debugger	Not verified
Open source	Yes
Peripheral support	AY/YM, beeper, Beta Disk, Kempston joystick, Kempston mouse
Deployment	Desktop, Mobile
Platforms	Windows, macOS, Linux, Android
Support	Docs
Built for	Solo, Small business (editorial estimate)
Pricing	Free plan
Website	github.com
Facts checked	21 Sep 2026

Alternatives to Unreal Speccy Portable

See all Unreal Speccy Portable alternatives →

Used Unreal Speccy Portable? Be the first to review it

The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Unreal Speccy Portable for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.

Write a reviewTwo minutes · verified accounts only · read by an editor before it appears

Reviews come only from verified accounts. Sign in or create an account first — your e-mail is never shown.

Title

Your review

0 characters · at least 80, up to 3,000

Pros (optional · one per line)

Cons (optional · one per line)

Your name (shown with your review)

Role (optional)

Company (optional)

How long have you used it?

I've used Unreal Speccy Portable myself and this is my honest opinion — nobody paid or asked me to write it.

Posted from your verified account. Reviews appear after an editor reads them, usually within two working days.

Featured on iTechGuides

Unreal Speccy Portable is listed in our ZX Spectrum Emulators directory. Add the badge to your site — it links back to this page.

<a href="https://www.itechguides.com/products/unreal-speccy-portable/"><img src="https://www.itechguides.com/best/badge/unreal-speccy-portable.svg" alt="Featured on iTechGuides" width="230" height="46"></a>

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Last updated 7 Oct 2026 · How we research and update