| Vector art or image packs | Interactive WebGL | AI (Stable Diffusion) |
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Compatibility (device and OS) | Works on all platforms | Works on most PCs (Windows, Mac, Linux) and some Android devices | Works on PCs with a recent enough GPU (Windows, Mac, Linux). Unlikely to work on Android devices. |
Compatibility (browser) | FCHost, Firefox and derivatives. Chrome and Chromium-based browsers are very likely to run out of memory | FCHost, Firefox and derivatives. Chrome and Chromium-based browsers are very likely to run out of memory | FCHost, Firefox and derivatives. Chrome and Chromium-based browsers are very likely to run out of memory |
Ease of use / setup | Easy (built-in, with optional image packs to download) | Easy (WebGL assets pack needs to be downloaded) | Medium to hard |
Freshness / Maintenance | Outdated, not maintained anymore | Actively maintained, although the last update was in early 2023 | Actively maintained |
Image quality | Low | High | High, optionally very high |
Interactivity | None: static images | Interactive images with different poses, can be rotated in 3D and zoomed in/out | None: static images |
Animations | None | Idle animations for the characters (optional) | None |
Image delays | Instant display and real-time updates: changes in clothing, physical traits or attitude are reflected immediately | Instant display and real-time updates: changes in clothing, physical traits or attitude are reflected immediately | Image generation typically takes 20-25 seconds per image, but can go from a few seconds to more than a minute depending on your GPU and image generation settings. Cached images are displayed immediately. |
Image availability | Always available | Always available | Cached images may be lost and have to be regenerated if the browser was running in incognito/private mode |
Accuracy: physical traits | Only a few archetypes are available. Physical traits added since 2018/2019 are ignored (piercings, tattoos, some hair styles, etc.). Changing one physical trait only changes the appropriate parts of the character. Sibling and descendants look alike and can be recognized easily. | Most physical traits are accurately represented. Changing one physical trait only changes the appropriate parts of the character. Sibling and descendants look alike and can be recognized easily. | Most physical traits are approximated. Changing one physical trait (e.g., hair color or breast size) usually changes many unrelated traits, as well as changes in clothing and attitude. Siblings and descendants may look different from each other and may be hard to recognize. |
Accuracy: clothing | Only a few outfits and accessories are available. Outfits added since 2018/2019 are ignored, and even some older ones are missing, resulting in characters appearing naked when they should be fully clothed. Many accessories are ignored. The outfits that are available are displayed consistently and are easy to recognize. | Most outfits are available, but only a few accessories (shoes, collars) are displayed correctly. A few outfits are missing, resulting in characters appearing naked when they should be fully clothed. The outfits that are available are displayed consistently and are easy to recognize. | Most outfits and accessories are available. However, they are approximated and are usually never displayed consistently: the same outfit or accessories can look very different on two characters or on the same character over time. Changes in clothing causes unrelated changes in the physical traits or attitude of the character. |
Accuracy: attitude/pose | Devotion and trust are displayed consistently and are very easy to recognize, although some image packs do not support all poses. | Devotion and trust are displayed consistently and are relatively easy to recognize. | Devotion and trust are approximated and sometimes hard to recognize. Changes in attitude causes unrelated changes in the clothing or physical traits of the character. |
PA avatar art | Available | None / broken | None / broken |
Styles / customization | None (besides selecting an image pack or creating own images) | None | Photorealistic, anime/hentai, or custom giving total freedom |