HappyMapper vs One Big Projector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HappyMapper
Transform your iPhone and a projector into a dynamic art studio. Map images and videos onto any object in your space, from furniture to walls, bringing them to life with light and motion. No prior design experience or expensive software is required to create stunning visual installations.
- Map images and video onto any surface
- Draw and warp shapes to fit objects
- Layer multiple surfaces for complex designs
- Search millions of free videos and GIFs
- Import your own photos and videos
- Intuitive touch controls for easy manipulation
- Save and reload custom setups
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HappyMapper turns your iPhone and a projector into an art studio without walls. Map images and video onto anything in your space. A couch, a vase, a doorframe, your ceiling. Watch ordinary objects come alive with light, color, and motion. No design experience needed. No expensive software. Just your phone, a projector, and your imagination. CREATE YOUR OWN LIGHT INSTALLATIONS - Draw shapes directly on your screen and warp them to fit any surface - Curve edges to follow arches, round objects, and organic shapes - Layer multiple surfaces for complex, room-filling installations - Blend shapes together for seamless mapped surfaces - Cutout mode allows you to use a shape to block out light in a certain area BRING YOUR SPACE TO LIFE - Search millions of free videos: fire, water, abstract textures, neon, nature - Browse billions of GIFs for looping animations and memes - Import your own photos and videos - Pan and zoom media within each shape for perfect placement MADE FOR CREATORS, NOT ENGINEERS - Intuitive touch controls: drag, warp, and place with your fingers - Built-in quick start guide gets you mapping in minutes - Save your setups and reload them instantly - Last session is always saved so you can resume where you left off INSPIRE YOUR SPACE Whether you're setting the mood for a dinner party, creating a bedroom art installation, filming content for social media, or taking the stage, HappyMapper makes projection art accessible to everyone. One shape is free, with full access to every feature. Upgrade to Premium to add unlimited shapes.
One Big Projector
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Turn any projector into a mapped light show. One Big Projector fits your video, photos, and effects to any wall, object, or stage — no complicated software, no laptop, no steep learning curve. Design it on your iPhone, iPad, or Mac, preview it on your wall in AR, then connect a projector over USB-C or HDMI and your canvas goes full-screen and clean. WHY PEOPLE LOVE IT • Fit to anything — drag the corners to line your content up with a real wall, window, or prop • Bend around curves — mesh warping wraps content over columns, arches, and rounded surfaces • Bring your own content — photos, video, and live camera, or pick from a built-in library of effects and loops • Effects and looks — kaleidoscope, strobe, sparkle, waves, and more, some audio-reactive to your music • Layer it up — stack multiple surfaces and content layers for a full mapped scene • Preview in AR — see the result on your actual wall before a projector is even connected • Clean output — when you go live, the editor handles disappear for a pure, gig-ready projection PERFECT FOR • Holiday displays — Halloween and Christmas window and facade projection • Parties and events — instant ambiance on any wall • VJs, DJs, and stage shows — live visuals that map to the set • Art installations and window displays • Anyone who just wants to point a projector at something and make it look amazing NO PROJECTOR YET? NO PROBLEM Design your whole scene and preview it in AR on your wall today. When you are ready, any USB-C or HDMI projector works. FREE TO START Build real projects for free. Upgrade to Pro for unlimited projects and unlimited video layers — monthly, annually, or a one-time lifetime purchase. Terms of Use (EULA): https://hellogoodday.com/projectorstudio/terms Privacy Policy: https://hellogoodday.com/projectorstudio/privacy Made by Hello Good Day.
Screenshots
Verdict
HappyMapper and One Big Projector are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. HappyMapper sells 3 in-app purchases, starting at $2.99 per month and One Big Projector sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
HappyMapper ships an update every 5 days, One Big Projector weekly. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.
| Parameter | HappyMapper | One Big Projector |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 days — better | Weekly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 11 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Kenny Lu | Hello Good Day LLC |
In-app purchases
HappyMapper
- HappyMapper Pro3 Days trial$2.991 Month
- HappyMapper Pro3 Days trial$24.991 Year
- HappyMapper PRO Lifetime$14.99
One Big Projector
- Pro Monthly$2.991 Month
- Pro Annual$14.991 Year
- Pro Lifetime$29.99
Questions
Is HappyMapper free?
Is One Big Projector free?
Do HappyMapper or One Big Projector have ads?
Which is updated more often, HappyMapper or One Big Projector?
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