Comparison

OutlineProcessor vs zOutline

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

Head to head
About

OutlineProcessor

This app helps you organize thoughts and ideas with a simple yet powerful outliner. Create nested lists, manage multiple projects, and use intuitive controls to structure essays, novels, or tasks. Its clean interface minimizes distractions for focused thinking.

Highlights
  • Infinite hierarchy for nested lists
  • Intuitive controls for reordering items
  • Multiple document management
  • Focus-oriented minimalist interface
  • Idea capture and development
Features
Read full description

Bring structure to your thoughts. This app is a simple yet powerful outliner designed to help you capture, organize, and develop your ideas. Whether you're plotting a novel, structuring an essay, planning a project, or managing daily tasks, it's the perfect tool to bring clarity to your thinking. Key Features: Infinite Hierarchy: Create deeply nested lists to explore your ideas in as much detail as you need. Intuitive Controls: Effortlessly move, indent, and reorder items with a single tap, allowing you to restructure your thoughts on the fly. Multiple Documents: Keep your work organized by managing different projects in separate files. Focus-Oriented Design: A clean, minimalist interface frees you from distractions, letting you concentrate on what truly matters—your ideas. Transform scattered thoughts into a coherent plan. Download now and start organizing your mind with ease and clarity.

About

zOutline

This is a simple outline editor that allows for easy creation and management of hierarchical lists. It supports multiple outlines in tabs, text formatting, and various export options like HTML, RTF, and plain text. The app remembers your progress and allows sharing via email attachments.

Highlights
  • Simple tap and gesture controls
  • Multiple outlines in tabs
  • Text formatting (bold, italic, underline)
  • Export to HTML, RTF, and text
  • Email attachment sharing
  • Persistent editing state
Features
Read full description

A straightforward, uncomplicated outline editor. You tap an item to select. You double-tap to edit an item. You swipe left on an item to delete an item.. Or you tap-and-hold to cut & paste, etc. Multiple outlines can be edited at once in different tabs. zOutline remembers what you were editing even if you kill the app. You can send outline files as email attachments, and open outline file attachments. zOutline permits export as HTML, RTF or text. Outline items can be enumerated or dotted. Items can be bold, italic, underlined. Several fonts and text colors are available.

Screenshots

OutlineProcessor3 screens
zOutline1 screens

Verdict

The call

The clearest difference is rating: zOutline at 5.0 against OutlineProcessor's 3.5. zOutline also leads on in-app purchases (none vs 1) and review sentiment (50% vs 20%). On price, ratings volume and ads 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. OutlineProcessor sells 1 one-off in-app purchase. zOutline asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

zOutline holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 20% of OutlineProcessor's written reviews are positive against 50% of zOutline's.

UpkeepUpdate frequency

OutlineProcessor ships an update every 59 months, zOutline every 3 weeks. The most recent releases landed on September 3, 2026 and June 11, 2026 respectively.

Scorecard7 real differences · 3 level
OutlineProcessor versus zOutline: the parameters behind the verdict, then further details
ParameterOutlineProcessorzOutline
PriceFreeFree
Rating3.5 (4 ratings)5.0 (2 ratings) — better
Positive reviews20.0% of reviews50.0% of reviews — better
Number of ratings4 — better2
Update frequencyEvery 59 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.615.6 — better
Further details — not scored
Size3 MB1 MB
Age rating4+17+
Developerhirokazu murabeZack Smith

Customer experience

OutlineProcessor

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews10 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

zOutline

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

1 purchases

OutlineProcessor

One-time1
  • Hide Advertisement$2.99
None

zOutline

No in-app purchases

Questions

Is OutlineProcessor free?
OutlineProcessor is free to download, with in-app purchases available.
Is zOutline free?
zOutline is free to download, with no in-app purchases.
Which has better reviews, OutlineProcessor or zOutline?
zOutline is rated higher. OutlineProcessor averages 3.5 out of 5 from 4 ratings, while zOutline averages 5.0 from 2 ratings.
Do OutlineProcessor or zOutline have ads?
Neither OutlineProcessor nor zOutline shows ads.
Which is updated more often, OutlineProcessor or zOutline?
OutlineProcessor ships an update every 59 months, and zOutline every 3 weeks. Most recently, OutlineProcessor was updated on September 3, 2026 and zOutline on June 11, 2026.

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