Comparison

SimpleSigma+ vs 9uick

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

Head to head
About

SimpleSigma+

This app simplifies numerical tabulation with three distinct spreadsheet types for various calculation needs. It offers quick data input, immediate recalculation, and convenient features like CSV import/export and tax settings.

Highlights
  • Three spreadsheet types (Simple, Duplex, Shopping)
  • Quick data input and immediate recalculation
  • Swipeable keyboard for cell navigation
  • Customizable consumption tax settings
  • Save and reuse calculation data
  • CSV data import and export
Features
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"SimpleSigma+” easily totals numerical values in a table. You don't need to input extra data, so you can quickly input values only and get the calculation result. Its function and characteristics are ————————- 3 types of spreadsheet [Simple] -- Sum of simple numbers [Duplex] -- Enter and calculate the quantity for each value too [Shopping] -- Enter quantity and consumption tax for each value too and calculate Swipe the keyboard to quickly move the active cell. Each time you tap the key, it will be recalculated so you can see the result immediately. Initial setting of consumption tax is possible. Saving and reusing each calculation data. Data import and export in CSV format. ————————- Enjoy the maximum comfort with a simple and easy-to-understand interface. "SimpleSigma +" does not display advertisements. It can be used in full screen. There is also a free version "SimpleSigma" that displays advertisements.

About

9uick

Features
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9uickは、ただのメモアプリではありません。 ひらめいた瞬間を逃さず、驚くほど素早く・簡単にメモできる。 さらに、本物の付箋のように“めくれる”独自仕様で、まるでデバイスの中に付箋が生まれたような直感的体験を楽しめます。 ◆ 直感的で迷わないUI 余計な操作や複雑なメニューは一切なし。 アイデアが浮かんだその瞬間に、すぐ書き留められます。あなたの貴重な一分一秒を大切にします。 ◆ ウィジェットでいつでも確認 ホーム画面・ロック画面にメモをウィジェットとして表示可能。 スマホを開けばすぐ情報が目に入り、大事な予定やアイデアを見逃す心配がありません。 ◆ 文字数も一目瞭然 付箋内の文字数を自動カウント。 簡潔にまとめたいとき、文章量を調整したいときに便利です。 革新的なメモ体験をもたらす 9uick で、新しい日常をはじめませんか? あなたのQOLをさりげなく、でも確実に底上げしてくれるはずです。 ぜひ、9uickの便利さと楽しさを体感してみてください。

Screenshots

SimpleSigma+4 screens
9uick4 screens

Verdict

The call

The clearest difference is price: 9uick at Free against SimpleSigma+'s $3.99. On update cadence, ads, in-app purchases 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

9uick is free to download; SimpleSigma+ costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

Scorecard1 real difference · 7 level
SimpleSigma+ versus 9uick: the parameters behind the verdict, then further details
ParameterSimpleSigma+9uick
Price$3.99Free — better
Positive reviews100.0% of reviews—
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhoneiPhone
Requires iOS17.116.2 — better
Further details — not scored
Size1 MB1 MB
Age rating4+4+
DeveloperMUTSUAKI KIKUCHIIssei Ueda

In-app purchases

None

SimpleSigma+

No in-app purchases

None

9uick

No in-app purchases

Questions

Is SimpleSigma+ free?
SimpleSigma+ costs $3.99, with no in-app purchases.
Is 9uick free?
9uick is free to download, with no in-app purchases.
Do SimpleSigma+ or 9uick have ads?
Neither SimpleSigma+ nor 9uick shows ads.
Which is updated more often, SimpleSigma+ or 9uick?
SimpleSigma+ ships an update every 3 weeks, and 9uick every 3 weeks. Most recently, SimpleSigma+ was updated on October 7, 2026 and 9uick on October 2, 2026.

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