Comparison

CloudpilotEmu vs OpenSol

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CloudpilotEmu

This application allows you to run classic PalmOS handheld devices on your modern iPhone or iPad. It emulates various devices and supports PalmOS versions up to 5, offering features like continuous state saves and file management.

Highlights
  • PalmOS handheld emulation
  • Supports PalmOS 4.1 and 5
  • Continuous state saves
  • Savestate file import/export
  • Manage .prc and .pdb files
  • Emulated SD cards and memory sticks
  • Audio emulation
Features
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CloudpilotEmu runs PalmOS handhelds on modern devices. It emulates a wide range of devices up to PalmOS 4.1 and the Palm Tungsten E2 for PalmOS 5. Its features include: * Continuous state saves — reopen the app and continue right where you left off * Export and import of savestate files * Switch between multiple emulation sessions * Direct installation and export of .prc and .pdb files * Realistic emulation of timers and device speed * Emulated SD cards and memory sticks * File browser for managing memory cards * Audio emulation * Keyboard input on OS4 and earlier * Clipboard integration on OS4 and earlier * Network support (including network HotSync) on OS4 and earlier This app enables you to run CloudpilotEmu on your iPhone or iPad as a native app.

About

OpenSol

Experience a classic 8080 computer emulator inspired by the Sol-20 Terminal Computer. Interact with original firmware, customize display effects, and enjoy an immersive terminal experience. This independently developed app offers a unique retro computing simulation.

Highlights
  • Intel 8080 interpreter
  • Original OpenSol firmware
  • Sol Command Monitor
  • Customizable display effects (CRT, phosphor)
  • Full-screen immersive mode
  • External keyboard and controller support
  • Virtual cassette tools
Features
Read full description

OpenSol is an independently developed Intel 8080 computer emulator inspired by the Processor Technology Sol-20 Terminal Computer. Explore a 64-by-16 character display, type directly into the original OpenSol firmware, and use the built-in Sol Command Monitor. Choose white, green, amber, or red phosphor; switch between a sharp flat display and period-inspired CRT effects; and use full-screen mode for an immersive terminal experience. OpenSol includes: • A complete independently written Intel 8080 interpreter • Original OpenSol firmware and Sol Command Monitor • iPhone, iPad, and Mac interfaces • Direct typing, touch input, external keyboards, and compatible game controllers • User-selected ENT and raw-binary file import • Private on-device Recent Programs and session restoration • Experimental virtual cassette and USB-audio cassette tools OpenSol includes no SOLOS ROM, vintage applications, download catalog, advertising, analytics, tracking, accounts, or network service. Users provide their own lawfully obtained compatible files. OpenSol is not affiliated with or endorsed by Processor Technology Corporation or any successor rights holder. Historical product names are used only to describe compatibility and historical context.

Screenshots

CloudpilotEmu3 screens
OpenSol3 screens

Verdict

The call

The clearest difference is update cadence: OpenSol at every 8 days against CloudpilotEmu's every 3 months. CloudpilotEmu's advantage is ratings volume (20 vs 4) and iOS requirement (15.0 vs 17.0). On price, rating, review sentiment and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for CloudpilotEmu against 5.0 for OpenSol. That said, the two scores are not equally well evidenced: CloudpilotEmu has 20 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

CloudpilotEmu ships an update every 3 months, OpenSol every 8 days. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.

Scorecard3 real differences · 7 level
CloudpilotEmu versus OpenSol: the parameters behind the verdict, then further details
ParameterCloudpilotEmuOpenSol
PriceFreeFree
Rating5.0 (20 ratings)5.0 (4 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings20 — better4
Update frequencyEvery 3 monthsEvery 8 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.0 — better17.0
Further details — not scored
Size2 MB11 MB
Age rating4+4+
DeveloperChristian SpecknerJordan Ruderman

Customer experience

CloudpilotEmu

All ratings20 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews12 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

OpenSol

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

CloudpilotEmu

No in-app purchases

None

OpenSol

No in-app purchases

Questions

Is CloudpilotEmu free?
CloudpilotEmu is free to download, with no in-app purchases.
Is OpenSol free?
OpenSol is free to download, with no in-app purchases.
Which has better reviews, CloudpilotEmu or OpenSol?
CloudpilotEmu and OpenSol are both rated 5.0 out of 5 on the App Store, from 20 and 4 ratings respectively.
Do CloudpilotEmu or OpenSol have ads?
Neither CloudpilotEmu nor OpenSol shows ads.
Which is updated more often, CloudpilotEmu or OpenSol?
CloudpilotEmu ships an update every 3 months, and OpenSol every 8 days. Most recently, CloudpilotEmu was updated on October 12, 2026 and OpenSol on October 8, 2026.

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