Spark vs zWrite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spark
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Take Note, Organize Thoughts. Introduce Spark by Good Effect that hundred thousands of download record by E-book authoring tool Book Writer, Fairy Tale. Do you want to write what you think right a way? You can note your thoughts fast by using Spark. Spark provides simple interface : item, page. You can insert item by tapping item button and create new page by tapping plus button. Very easy. Also Spark provide widget. You can launch spark through today widget so it would be easy and fast. Share your page image that created yourself. Please visit http://goodeffect.com for more information. Or contact to jameslee@goodeffect.com. Icon made by Freepik from www.flaticon.com
zWrite
A straightforward word processor that handles rich text and plain text files. It allows for multiple documents to be open simultaneously, supports various text formatting options, and includes printing capabilities.
- Import/export RTF files
- Import plain text files
- Import plain HTML files
- Multiple documents open
- Supports printing
- Font and size selection
- Text formatting (bold, italic, underline, strikethrough)
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zWrite is a simple word processor. It can import and export RTF (rich text) files. It can import plain text files. It can import plain HTML files. You can have multiple documents open at once. It supports printing. Many fonts and font sizes are supported. Text can be bold, italic, underlined, and/or struck-through.
Screenshots
Verdict
The clearest difference is update cadence: Spark at every 3 days against zWrite's monthly. Spark also leads on iOS requirement (8.0 vs 15.6). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Spark ships an update every 3 days, zWrite monthly. The most recent releases landed on September 22, 2026 and June 11, 2026 respectively.
| Parameter | Spark | zWrite |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (4 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 3 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 52 MB | 1 MB |
| Age rating | 4+ | 17+ |
| Developer | Good Effect | Zack Smith |
In-app purchases
Spark
No in-app purchases
zWrite
No in-app purchases









