Localization playbook

Translation is words. Localization is conversion, retention, and revenue.

A translation pass costs five cents per word. A real localization operating layer costs more, because it has to cover Bahasa Gaul, payment integration, modesty review, IGRS classification, retail context, and LiveOps timing. Five cents per word is a quote for words. The list below is a quote for outcomes.

Bahasa Gaul samples

Translated copy versus localized copy.

Indonesian text is also 20 to 30 percent longer than English. UI buttons that fit a 12-character English label often truncate at 16 characters in Indonesian, which is why localization should drive UI sizing, not the other way around.

Context Translated (avoid) Localized (use) Why

Play together button Bermain Bersama Mabar Mabar (main bareng) is the native gaming term. Literal translation reads as a translated app, which kills trust in casual genres.

Victory message Anda Menang! Mantul! Kamu Menang! Mantul (mantap betul) is celebratory slang. "Anda" is formal "you" and feels robotic outside of corporate apps.

Error toast Terjadi kesalahan Waduh, ada masalah nih Waduh is the natural Indonesian error reaction. Friendly tone reduces uninstall risk on retry.

Greeting Selamat datang Halo, Sobat! Sobat reads as "buddy" and warms the first run. Reserve "Selamat datang" for utility and government-style apps.

Settings label Settings Pengaturan Indonesian text expands 20-30 percent versus English. UI must absorb growth or buttons truncate on smaller phones.

Cultural review

Six guards we apply before art lock and store submission.

Animal taboos

Avoid dogs (anjing) and pigs (babi) as casual icons or mascots. Both are slurs and religiously sensitive in a 87 percent Muslim market. Swap to local-friendly mascots before art lock.

Modesty and avatars

Female avatars need modesty review. High-cut, deep-cleavage, or revealing default skins fail moderation and review attention. Provide regional skin variants instead of region-blocking the title.

Loot box and gambling

Even simulated gambling (loot boxes, spin wheels) is under heavy IGRS and consumer-protection scrutiny. Build in odds disclosure, age gating, and parent-mode toggles before submission.

Alcohol and intoxicants

Beer mugs, wine bottles, smoking, and similar UI icons are flagged on both stores and across creator partnerships. Replace with juice, soda, or culturally neutral icons.

Religion and timing

Avoid scheduling pushes, ads, or LiveOps events during prayer windows or major Islamic holidays without specific cultural framing. Ramadan needs an event, not just a discount.

Regional pronunciation

In many regions, F and V map to P. "Free Fire" becomes "Epep" colloquially. Read store reviews phonetically before keyword decisions, not just in dictionary form.

Payment stack

QRIS plus the wallets your users already trust.

Indonesia digital payments are projected to exceed USD 117B by end of 2025. QRIS interoperates with every major bank and wallet listed below. Card-only checkout will leak almost the entire mid-market.

QRIS

National QR standard. 39.3M merchants, 6.05B transactions, Rp579T value in H1 2025. The pricing and refund flow international apps usually skip.

Bank Indonesia GoPay

Gojek ecosystem, now standalone. Strongest in mobility, daily commerce, and Jabodetabek delivery. Defaults to in-app payment for entertainment and gaming top-ups.

Fintechnews ID DANA

Everyday wallet positioning. Highest reach into the unbanked and rural segments. Important for casual game and mass-market app price points.

Statista 2024 OVO

Grab ecosystem, deep offline retail penetration. Frequently the last-mile wallet for ride-hailing crossover users.

Kapronasia ShopeePay

Shopee marketplace integration. Strongest among 18-34 e-commerce native users. Important if the app overlaps with retail or content commerce.

Marketsandata LinkAja

BUMN-backed. Used for government disbursement, public transit, and Pertamina ecosystem. Niche but high-trust for civic and finance apps.

Perbanas

LiveOps calendar

Indonesian time matters more than global event timing.

Ramadan and Lebaran are the two largest commerce and engagement windows. Independence Day (17 Agustus), Imlek for the Chinese-Indonesian community, school holidays, and Harbolnas (12.12 / 11.11) all change conversion patterns. LiveOps and ad creative should target these moments specifically, not the western fall calendar.

Ramadan event, not Ramadan discount

Ramadan needs an in-product event with culturally appropriate framing, not a generic sale banner. Build before the new moon, not after.

Lebaran cooldown

During Mudik (the Lebaran exodus), engagement spikes on family and casual content and drops on hardcore PvP. Plan content cadence accordingly.

17 Agustus and Bulan Bahasa

Independence Day and Bulan Bahasa Indonesia (October) are excellent windows for Indonesian-themed creative, contests, and creator drops.

Harbolnas alignment

12.12, 11.11, and 9.9 e-commerce windows reshape ad inventory pricing and influence comparison shopping. Coordinate UA accordingly.

Open the desk

Hand us the build, the calendar, and the goal. We localize the entire operating layer.

Talk to the localization desk