Comparison

Otter Curiosity vs Duluu

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

Head to head
About

Otter Curiosity

Features
Read full description

Let's express love and appreciation, let's share and learn without the constraints of labels. We can support one another out of grief, even if we do not know one another. Perhaps we are not the same, but we are all capable of kindness. Otter Curiosity A free curiosity app for us to bond quality connections! Otter Curiosity is a haven for all, making friends should never be about looks or labels. Explore topics that matter to you and bond quality connections! Open up in 1:1 chatrooms and freely share our stories and thoughts and make conversations interesting from the start! Design Objective I look forward to closing the distance between people. In this polarizing world, we inevitably feel lonely and misunderstood, but we are never alone! I hope to create more space for our society to communicate so that we can all openly explore and listen to different viewpoints. "I am not surprised that you think this way, I will be just like you." "I have never thought about it this way, what could you share to help me see what you see?" I hope that when it comes to different viewpoints, we can always choose curiosity over clash, and be willing to understand and think from different angles. I hope that we can truly embrace our diversity, knowing that we can achieve more when we have our hands held together! Subscribe to unlock more features! If you subscribe, a monthly purchase with the amount displayed on the app at the time of purchase will be applied to your iTunes account (the amount may vary between countries or regions). Subscriptions will automatically renew unless canceled within 24 hours before the end of the current period. You can cancel your subscription or turn off automatic renewal at any time with your iTunes account settings. Any unused portion of a free trial will be forfeited if you purchase a subscription. By signing up, you have read and agreed with our Terms of Service and Privacy Policy: Terms of Service: https://ottercuriosity.dev/enTermsOfService Privacy Policy: https://ottercuriosity.dev/enPrivacyPolicy

About

Duluu

Features
Read full description

在 Duluu,你可以把今天的心情放在地圖上。 也許是一頓好飯、一個沉悶的下午、或是有件事想說卻不知道說給誰聽。附近有人看到,有共鳴,就這樣自然靠近。 不是交友軟體。不用配對,不用主動搭話。只是把生活放在地圖上,讓有共鳴的人接住你。 - - - - - - - - - ◇ 地圖上的生活日記 記錄你的心情與生活。附近的人會看到你的貼文,有共鳴的人可能會回應——不需要目的,就這樣靠近。 ◆ 你的樹洞 有些事說不出口,這裡可以說。用自己的暱稱,不綁定真實身份,想抒發就抒發,有人接住是驚喜,沒有也沒關係。 ◇ 迷霧地圖 走過的地方,迷霧會慢慢散開。旅行、日常、每一次出門,都在你的地圖上留下痕跡,最後變成一張只屬於你的世界地圖。 - - - - - - - - - Duluu 裡的人,都用自己的暱稱記錄生活。 也許附近就有人,跟你有一樣的感受。

Screenshots

Otter Curiosity4 screens
Duluu4 screens

Verdict

The call

The clearest difference is in-app purchases: Duluu at none against Otter Curiosity's 2. On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Otter Curiosity sells 2 in-app purchases, starting at $7.99 per month. Duluu asks for nothing beyond the download.

UpkeepUpdate frequency

Otter Curiosity ships an update every 2 weeks, Duluu every 10 days. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

Scorecard1 real difference · 5 level
Otter Curiosity versus Duluu: the parameters behind the verdict, then further details
ParameterOtter CuriosityDuluu
PriceFreeFree
Update frequencyEvery 2 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0.0 — better15.0
Further details — not scored
Size72 MB109 MB
Age rating17+17+
DeveloperChang-Shen WuWei-Jr Lai

In-app purchases

2 purchases

Otter Curiosity

Subscriptions1
  • Premium Otter Member$7.991 Month
One-time1
  • 好奇海獺貝殼$5.99
None

Duluu

No in-app purchases

Questions

Is Otter Curiosity free?
Otter Curiosity is free to download, with in-app purchases available.
Is Duluu free?
Duluu is free to download, with no in-app purchases.
Do Otter Curiosity or Duluu have ads?
Neither Otter Curiosity nor Duluu shows ads.
Which is updated more often, Otter Curiosity or Duluu?
Otter Curiosity ships an update every 2 weeks, and Duluu every 10 days. Most recently, Otter Curiosity was updated on October 13, 2026 and Duluu on October 8, 2026.

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