WorldScratch vs Lala
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WorldScratch
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Your world, revealed. WorldScratch turns travel into a ritual: scratch foil off each country you’ve visited, keep a private journal of notes and photos, and watch how much of the world is yours — then play geography quizzes that make the map stick. SCRATCH THE MAP Spin a globe or explore a flat world map. Tap a country, scratch the foil, and mark it discovered. Search to find any place fast. Every scratch builds a map that feels like yours. JOURNAL YOUR TRAIL Visits, dates, notes, and photos live in one travel journal. See countries visited out of 195, your percentage of the world, continents covered, and this year’s progress — a personal passport, not a social feed. PLAY WITH WHAT YOU KNOW Flag Quiz, Capital Match, Shape Guess, and Where on Earth? Soften your eye for flags, capitals, outlines, and locations. Easy or hard difficulty, streaks, and personal bests — play with the world you scratch. MADE FOR TRAVELERS & CURIOUS MINDS Whether you’re back from a trip, planning the next one, or learning the world from home, WorldScratch is a calm, premium way to remember where you’ve been and grow what you know. • Interactive globe and flat map • Foil scratch-to-discover for every country • Private visits journal with notes and photos • Progress: countries, continents, and % of the world • Flag, capital, shape, and globe quizzes • No account required — your journal stays on your device Made for scratching the world, one country at a time. Download WorldScratch and start scratching.
Lala
This app listens as you sing, providing real-time visual feedback on your pitch accuracy. It adapts exercises to your vocal range and offers gamified practice sessions with song scoring and progress tracking. Recordings are stored locally, ensuring privacy.
- Real-time pitch detection
- Personalized vocal range tuning
- Gamified singing exercises
- Song practice with phrase scoring
- Progress tracking and recording
- Multi-player singing challenges
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Nobody books a studio to get better at singing. People sing in the car, in the shower, over the washing-up — badly and happily. Lala just starts listening in one of them. Sing into your phone and your voice becomes a live line on the screen, drawn 43 times a second against the notes you're aiming for. Centre it and it glows. Drift and Lala tells you which way to lean, and by how much. REAL PITCH DETECTION, NOT A GUESS Lala runs YIN — the pitch-detection algorithm built for voices — in real time, on your phone. No lag, no internet, and no score you can't trust. TUNED TO YOUR RANGE, NOT SOMEONE ELSE'S Before anything else, Lala measures your lowest and highest comfortable note. Every exercise is then retuned to your voice, so nothing is ever out of reach or too easy to bother with. PRACTICE THAT PLAYS LIKE A GAME Eighteen exercises across five units. Star a take to unlock the next one. Three paces, so you can slow a phrase down until it's right, then speed it up when it is. SING WHOLE SONGS Ten melodies scored phrase by phrase, from "Dead on!" down to "Ouch". Lala forgives the octave, so a low voice and a high one can sing the same song and both get their due. HEAR YOURSELF IMPROVE Every take is recorded on your phone. Play "then vs now" and hear a month of practice in ten seconds. CLIMB THE RANKS Five rungs between your first note and the top one — Rookie, Natural, Standout, Headliner, and Lala, which is named after the app because we ran out of bigger compliments. PASS THE PHONE Two to eight singers, one phone, one crown. Phrases rotate, scores tally, and somebody's grandma turns out to have a voice. YOUR VOICE STAYS ON YOUR PHONE Recordings are stored on your device and are never uploaded. No ads, nothing sold, nothing shared. Lala is free. Sing every day.
Screenshots
Verdict
The clearest difference is ads: Lala at none against WorldScratch's shown. On price, in-app purchases, device support and iOS requirement 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | WorldScratch | Lala |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.5 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 days | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 33 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | Rafael shavit | Gino Swanepoel |
In-app purchases
WorldScratch
No in-app purchases
Lala
No in-app purchases









