Herebit vs CanvasPrism
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Herebit
Read full descriptionHide full description
What you want to create is already in your head. You can see the part that needs fixing. You know exactly what you want changed. And yet the work stops because you have to explain to AI what “here” means. Crop the image. Save it. Find where it was saved. Wait for iCloud. Move the file into a folder. Drag it into the conversation. Then turn something obvious at a glance into words: “A little lower and to the left” “Not the button—the empty space beneath it” And the result is still: “Not there.” Explain it again. Wait again. Check again. You wanted AI to help you move faster, but tiny tasks required just to point at one place keep breaking your train of thought. You are not only losing a few seconds. You are losing focus. Creative momentum. The next idea that was in your head a moment ago. The feeling that you are actually making progress. What you really want is not to manage image files or write a perfect description of a location. You want to turn an idea into something real before the excitement fades. You want to keep creating without stopping. You want to end the day with something made, not a pile of explanations. Herebit removes the unnecessary image work that still stands between you and AI. Choose an image. Tap the place you want to point out. That is it. Then simply say: “Fix this here” “Remove this” “Make this space wider” No cropping. No searching for the saved file. No moving files between folders. No long explanation of where something is. You no longer have to be AI’s image assistant. You no longer have to search for the perfect wording. You no longer have to repeat “not there” again and again. You do not want a better explanation. You want to be understood the first time. You want to keep moving without interrupting your train of thought. You want to turn what is in your head into reality, one idea after another. Herebit does more than give back the seconds lost managing images. It gives back your focus and creative speed. Key features • Choose an image and tap the exact place • Show AI visually where a change is needed • Share the marked image immediately • No complicated editing tools • Fewer explanations, mistakes, and repeated attempts Herebit is for you if you: • Build apps or websites with AI • Frequently revise specific parts of AI-generated images • Need to point out a button, text, or empty space quickly • Are tired of describing places that have no name • Do not want tiny tasks to break your focus • Want to turn ideas into reality without stopping Do not cast a spell. Point. Do not spend your time explaining. Make what you want to make.
CanvasPrism
A private, offline whiteboard app for drawing, sketching, and creating diagrams. It offers an infinite canvas, shape libraries, and Apple Pencil support, with options for iCloud sync. Your creations are stored securely on your device.
- Infinite canvas for freehand sketching
- Smart shape connectors for diagrams
- Component libraries and templates
- Apple Pencil support with gestures
- Customizable themes and backgrounds
- Export to PNG, PDF, SVG
- Optional iCloud sync
Read full descriptionHide full description
CanvasPrism is a fully offline, private whiteboard for iPhone and iPad. Everything you create is stored right on your device. There's no account, no sign-up, and no internet connection required to draw, sketch, or edit. Your ideas stay yours. Open a blank board and start working in seconds. • Infinite canvas for freehand sketching with shapes, arrows, lines, and text • Build flowcharts, mind maps, and wireframes using smart shape connectors • Ready-made component libraries and templates to start fast • Apple Pencil support on iPad with native double-tap and squeeze gestures for a natural, hand-drawn feel • Customize with 100+ bundled fonts, color themes, and background styles • Set dark or light appearance per board for full control over every canvas • Export to PNG, PDF, or SVG with an optional transparent background • Open and import .excalidraw and .excalidrawlib files • Share your work straight to Photos or Files Want your boards on every device? Turn on optional iCloud sync to keep your iPhone and iPad in step. Sync is conflict-safe: if a board is edited in two places at once, CanvasPrism keeps an automatic copy so nothing is ever lost. Leave it off and CanvasPrism stays completely offline and on-device. CanvasPrism is built on the open-source Excalidraw engine, running natively in the app for a fast, responsive drawing experience. CanvasPrism is is completely free with no ads, no tracking and no account. Just a clean, capable whiteboard that's ready whenever inspiration strikes. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: CanvasPrism at Free against Herebit's $2.99. CanvasPrism also leads on update cadence (daily vs monthly). Herebit's advantage is iOS requirement (18.0 vs 26.2). On ads, in-app purchases and device support 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
CanvasPrism is free to download; Herebit costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Herebit ships an update monthly, CanvasPrism daily. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.
| Parameter | Herebit | CanvasPrism |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Monthly | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 17 MB | 195 MB |
| Age rating | 4+ | 4+ |
| Developer | Makoto Fukuoka | Life Utility Apps, LLC |
In-app purchases
Herebit
No in-app purchases
CanvasPrism
No in-app purchases









