Comparison

MemoWhale vs NULL Memo

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

Head to head
About

MemoWhale

This app helps you quickly capture thoughts without immediate organization. It prioritizes simplicity and removing clutter, allowing you to collect ideas first and organize them later. Designed to help build a consistent note-taking habit.

Highlights
  • Ad-free note-taking
  • Quick thought capture
  • Delayed organization
  • Clutter-free interface
  • Habit building focus
Features
Read full description

Ad-Free Quick Notes Has your "simple" memo app made things more complicated? Have you failed repeatedly to build a memo habit? MemoWhale is different. Instead of worrying about what to include, MemoWhale focuses on removing unnecessary clutter. Caught in the chaos of a busy life? Just collect your thoughts for now. Organizing can come later. Benjamin Franklin "The faintest ink is better than the best memory." Ernest Hemingway "If you make it a habit to write down your thoughts, you will unconsciously remember what is important." George Bernard Shaw "We waste too much time remembering useless information." Simplify your day with MemoWhale. Start now: Think fast, organize later.

About

NULL Memo

Features
Read full description

NULL Memo is a quick capture tool for notes, lists, and memos—simple, ad-free, and free from endless customization. It focuses on what matters most: writing something down before you forget it. ■ BUILT LIKE A REAL TOOL It avoids feature bloat and smart automation, focusing on fast capture and simple organization. Straightforward, consistent, and reliable. ■ STAYS NEAT IN ANY SCENARIO Use it for anything—notes, ideas, to-do lists, shopping lists, reminders. Whatever you put in, the layout stays structured and readable, so pages never feel messy. ■ ORGANIZE WITH PAGES Create pages to separate your contexts (work, personal, shopping, ideas, etc.). It's a lightweight organization that keeps things tidy without turning into a whole system you have to manage. ■ OFFLINE Your memos are stored locally on your device for instant access and control. No ads. No accounts. Just your notes, where they belong. ■ CALM, RESTRAINED VISUALS The design is intentionally quiet and minimal. It’s made to remove unnecessary distractions and stimulation, and focuses on achieving only a single purpose. Never lose a thought again.

Screenshots

MemoWhale4 screens
NULL Memo4 screens

Verdict

The call

The clearest difference is in-app purchases: MemoWhale at none against NULL Memo's 1. MemoWhale also leads on iOS requirement (13.4 vs 16.6). 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. NULL Memo sells 1 one-off in-app purchase. MemoWhale asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 9, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 6 level
MemoWhale versus NULL Memo: the parameters behind the verdict, then further details
ParameterMemoWhaleNULL Memo
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyDailyDaily
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPod — betteriPhone
Requires iOS13.4 — better16.6
Further details — not scored
Size19 MB60 MB
Age rating4+4+
Developerjunsik kimAaron Chan

In-app purchases

None

MemoWhale

No in-app purchases

1 purchases

NULL Memo

One-time1
  • NULL Memo Pro$2.99

Questions

Is MemoWhale free?
MemoWhale is free to download, with no in-app purchases.
Is NULL Memo free?
NULL Memo is free to download, with in-app purchases available.
Do MemoWhale or NULL Memo have ads?
Neither MemoWhale nor NULL Memo shows ads.
Which is updated more often, MemoWhale or NULL Memo?
MemoWhale ships an update daily, and NULL Memo daily. Most recently, MemoWhale was updated on October 9, 2026 and NULL Memo on October 28, 2026.

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