Comparison

Notsure vs Studiary

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

Head to head
About

Notsure

Features
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Some actions leave no room for regret. A deleted account, a transferred sum, a message sent — once executed, it's done. You know this. Which is why your finger is still hovering over the screen. Notsure is the buffer that exists in that one second before. No advice. No judgment. No record of anything you do here. Just a neutral behavioral framework — a final physical gap before the point of no return. 【 When will you need Notsure? 】Not hypothetical. The irreversible moments you're about to face: • The message you can't take back: wanting to reach out to an ex, an impulsive text after a breakup, a declaration of no return during a fight. In the second before you hit send, you need a neutral layer to cool down in. • Digital assets you can't chase: large crypto transfers, international wire transactions. At the last moment before assets leave your control, trigger a second rational physical confirmation. • Digital self-deletion: removing a social account you built over years, wiping all cloud backups. Before data disappears permanently, complete one final behavioral review. • Authorizing an AI agent to act: before you hand decision authority to an automated AI agent for sensitive tasks. Before AI runs faster than your brain, hold the manual switch. 【 82 irreversible digital actions, in 6 defense layers 】From permanent data deletion and asset transfer to authorizing AI agents to act on your behalf. Each has a clearly defined irreversibility mechanism, aligned with GAP-NLP-1.0. Entering Notsure is not about stopping you. It's about knowing that in the second before you press, this neutral space exists. No feelings asked. No suggestions made. No record kept. Stop, or continue. The decision is always yours. 【 After You Enter 】 When you choose the context, a sentence appears on screen. Not advice. Not a question. Just one sentence that describes this moment — precise enough to make you stop. You don't need to do anything with it. It's just there. Many people find themselves entering a quiet state at this moment — not because they were guided, but because something caught this moment and gave the thought somewhere to land. That's what the neutral layer does. Not to stop you. Not to persuade you. Just to give you a space to actually pause before you act. Built on THE GAP Framework. Compliant with GAP-NLP-1.0. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Studiary

Features
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[路徑圖] 有數學、物理、化學、生物、地科、歷史、地理、公民路徑圖,幫助高中生們複習時能跟著路徑圖安排複習的順順序,也可以記錄下哪些單元已經完成或是花了多少時間。 [練功房] 除了練習各單元之外,大家也會有需要練習模擬題本或是跨範圍的時候。在練功房你可以自己選擇科目和自訂項目,接著按開始練功,就能記錄你練功了多久。 [排行榜] 是競爭也是激勵,看看大家的讀書照、時數來激發學習動力吧!可以看到系統上使用這個 app的人今日的讀書總時數,並且會照讀書時數排行,也會顯示其他人各科目的完成度。 另外,如果你渴望當個讀書vloger但苦於麻煩的拍攝與剪片,趕快用studiary成全你得分享慾! [錯題本] 錯題本可以輸入文字和圖片,不論你喜歡單純打字的複習錯題,還是要寫完再拍照上傳都沒問題,還可以為錯題建立標籤,錯題類別一目了然,還設有複習模式,可以檢視自己錯題是否會一錯再錯。 [my studiary] 你每天的努力都會記錄在這裡,看看你努力的痕跡與累積時數,透過照片讀書日誌讓大家看見你努力的身影

Screenshots

Notsure3 screens
Studiary4 screens

Verdict

The call

The clearest difference is in-app purchases: Studiary at none against Notsure's 1. 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. Notsure sells 1 in-app purchase, starting at $19.99 per year. Studiary asks for nothing beyond the download.

UpkeepUpdate frequency

Notsure ships an update weekly, Studiary every 3 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 5 level
Notsure versus Studiary: the parameters behind the verdict, then further details
ParameterNotsureStudiary
PriceFreeFree
Update frequencyWeeklyEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size3 MB196 MB
Age rating4+4+
DeveloperHsieh ChiaMingYi Tse Lu

In-app purchases

1 purchases

Notsure

Subscriptions1
  • Notsure Annual$19.991 Year
None

Studiary

No in-app purchases

Questions

Is Notsure free?
Notsure is free to download, with in-app purchases available.
Is Studiary free?
Studiary is free to download, with no in-app purchases.
Do Notsure or Studiary have ads?
Neither Notsure nor Studiary shows ads.
Which is updated more often, Notsure or Studiary?
Notsure ships an update weekly, and Studiary every 3 days. Most recently, Notsure was updated on October 28, 2026 and Studiary on October 24, 2026.

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