Comparison

ooin vs Saii

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

ooin

Features
Read full description

OOIN is a social community where you share everyday moments and thoughts, react to each other's stories, and grow closer along the way. Starting a conversation out of nowhere is hard for anyone. On OOIN, the story comes first. Someone relates to what you wrote, you add a word to someone else's day, and little by little you get to know each other. [Main Features] Feed β€” where your day gets written down Short is fine. Post whatever just crossed your mind. You don't have to figure out what to say first. Likes and comments Tap to show a post resonated with you, and leave a few words. Small gestures add up, and conversations begin. Streak & Hot Streak A space to scroll through posts and write your own. Hot Streak brings you the 10 most-read posts, refreshed every hour. Interest communities Join communities built around what you love, or open and run a channel of your own. When people with similar tastes gather, there is always something to talk about. Chat profile In community chat rooms, you can set a nickname and photo used only in that room. Your own profile in the feed, your most comfortable self in conversations. Share with your OOIN Pass a post you liked straight to someone you have grown close to. When stories click, conversations follow naturally. A safe place Reporting and blocking help everyone keep the atmosphere comfortable. [Recommended for] β€’Anyone looking for somewhere to browse when bored β€’Anyone who wants to share what is on their mind β€’Anyone who wants to talk with people of similar tastes β€’Anyone who wants to get closer to new people without pressure β€’Anyone who wants to create and run their own community Start with a single line about your day. As stories pile up and you add a word to each other's days, you will find people you click with. Terms of Service: https://ooin.co.kr/terms Privacy Policy: https://ooin.co.kr/privacy

About

Saii

Features
Read full description

saii is a quiet place to make real friends across Korean and global cultures. If you love Korean culture, language, or travel, saii connects you with native Koreans who actually want to talk β€” about neighborhoods, food, slang, and everyday life. If you're a Korean native, saii is a low-pressure way to practice a language, meet international friends, and share the Korea you know. No swipe decks. No public video rooms. No pressure to perform. Just honest introductions and conversations that start slowly. WHY PEOPLE TRUST SAII β€’ Phone-verified profiles β€” you see who you're really talking to β€’ Identity and photo verification for extra peace of mind β€’ Text-first introductions β€” send a short intro, and it stays quiet until the other person accepts β€’ Voice and video calls unlock only after enough safe messages β€’ Trust signals β€” role, language, and verification β€” are shown up front, not hidden HOW IT WORKS β€’ Tell us whether you're a Korean native or an international buddy β€’ Read real bios and community stories, not just photos β€’ Send an introduction when someone's interests feel like a fit β€’ Start a text conversation, and let it grow at your own pace LANGUAGE EXCHANGE, BUILT IN Get gentle message corrections and translation right inside the chat, so you and your buddy can practice each other's language comfortably. When it feels right, meet up at local events and meetups too. WHO SAII IS FOR β€’ Travelers who want real local context before visiting Korea β€’ Learners looking for a friendly language partner β€’ Korean natives who want international friends without loud offline clubs β€’ Anyone who prefers thoughtful conversation over fast matching saii is your safe space for real connections. Come as you are, take your time, and meet people worth knowing.

Screenshots

ooin4 screens
Saii4 screens

Verdict

The call

The clearest difference is in-app purchases: Saii at none against ooin's 2. Saii also leads on update cadence (every 6 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. ooin sells 2 in-app purchases, starting at $3.99 per month. Saii asks for nothing beyond the download.

UpkeepUpdate frequency

ooin ships an update every 2 weeks, Saii every 6 days. Both last shipped on October 31, 2026.

Scorecard2 real differences Β· 4 level
ooin versus Saii: the parameters behind the verdict, then further details
ParameterooinSaii
PriceFreeFree
Update frequencyEvery 2 weeksEvery 6 days β€” better
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhoneiPhone
Requires iOS16.616.0 β€” better
Further details β€” not scored
Size32 MB62 MB
Age rating17+17+
DeveloperheyviaNomadiq

In-app purchases

2 purchases

ooin

Subscriptions2
  • ooin Premium Monthly$3.991 Month
  • ooin Premium Yearly$34.991 Year
None

Saii

No in-app purchases

Questions

Is ooin free?
ooin is free to download, with in-app purchases available.
Is Saii free?
Saii is free to download, with no in-app purchases.
Do ooin or Saii have ads?
Neither ooin nor Saii shows ads.
Which is updated more often, ooin or Saii?
ooin ships an update every 2 weeks, and Saii every 6 days. Most recently, ooin was updated on October 31, 2026 and Saii on October 31, 2026.

Other comparisons