Paper Void vs Unsend
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Paper Void
This app provides a digital space for cathartic writing rituals, allowing users to express thoughts, worries, or unsent letters. Words are intentionally deleted after writing, offering a unique way to process emotions and let go.
- Digital freewriting for emotional release
- Unsent letter writing
- Nightly to-do list ritual
- Words are permanently deleted
- Customizable paper and handwriting styles
- Supports multiple languages and Apple Pencil Scribble
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Paper Void is a writing instrument for rituals — for your nights, your doubts, your hard moments, and for letting go. In the morning, put down what's still in your head: a worry, a dream, the first thoughts of the day. In the evening, write tomorrow down so you don't carry it to bed. In a hard moment, write the letter you will never send. Then end the page. Pinch it with two fingers until it collapses, or seal the letter in its envelope — and the words are gone. Not archived. Not in a trash folder. Gone. There is no save button, because there is nowhere to save to. WHY A PAGE THAT CANNOT BE KEPT Knowing something is saved changes what gets written. You soften it. You leave things out. You write the version you could stand to re-read — or that someone else could. Every other text field on your phone is quietly building a record, and some part of you is always writing for it. This one is building nothing. That is the whole feature. Three findings sit behind it: • Researchers at Nagoya University found that writing down a provocation and then physically crumpling the paper returned anger to baseline, while keeping the paper did not. (Kanaya & Kawai, Scientific Reports, 2024) • People who wrote down a thought and then threw the paper away gave it less weight in later judgements than people who kept it. (Briñol, Gascó, Petty & Horcajo, Psychological Science, 2013) • In a sleep-lab study, people who wrote a to-do list for the coming days before bed fell asleep faster than people who wrote about tasks they had already finished. (Scullin et al., Journal of Experimental Psychology: General, 2018) Paper Void is not a treatment and does not claim to be one. It is the paper and the bin, in your pocket, at 2am. THREE NOTEBOOKS, THREE RITUALS THE VOID — free, always A ruled page for what you need to let go of, morning or any hour. Write anything, then pinch with two fingers to crumple it. UNSENT LETTER For what you would never send. Choose who it is to — family, a friend, someone you love, yourself, someone gone — and the letter can begin with a first line for them. Write it, then pull it up into its envelope and seal it. It is sent nowhere. NIGHT LIST The evening ritual: tomorrow, so it isn't kept awake tonight. One task per line, each with its own box. Tick a task and it is struck through; the page counts what's done. Crumple it when the day is over. Unsent Letter and Night List are one-time purchases. Try one page of each, free, before you buy. THE PAGE • Each notebook has its own paper, light or dark: ruled bone, laid stationery, night paper • A handwriting typeface for your words, and the date and time the page began at the top • Writes Arabic, Hebrew, Persian, and CJK correctly — not an English text box • Apple Pencil Scribble on iPad • Paper under a pen while you write • Four line spacings; follows your text size, Increase Contrast, and Reduce Transparency • The Void can open with one line — a permission, not a prompt. Switchable. THE GESTURE • The collapse tracks your fingers in real time — it is not an animation you trigger • It crackles in time with your fingers; stop, and the sound stops • It resists through four stages, and you can call it off until the last moment • A flash, a crunch, and a ghost of your words that dissolves and takes them with it • Afterwards, one line: "47 words. Gone." WHAT IS NOT HERE • No account, no cloud, no sync — there is no server to send anything to • Nothing you write is saved. A page stays open only until you end it or close the app • No history, no undo, no export, no backup • No AI. Nothing reads what you write, because nothing keeps it • Copy and Cut are switched off. Text can come in. It cannot leave. WHAT IT IS FOR • A morning ritual: morning pages, without the drawer of full notebooks • An evening ritual: tomorrow out of your head and onto a page • The hard moment: the message you need to write and never send Write it. Crumple it. Gone.
Unsend
This app provides a private space to write messages you don't want to send. Choose a recipient category, get writing prompts, and then destroy your message through various visual effects. It's designed for messages that are better left unsaid.
- Private message writing
- Recipient categorization
- Writing prompts
- Shred message effect
- Burn message effect
- Dissolve message effect
- Hold to destroy mechanism
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UNSEND Write it. "Send it or don’t send it. You wont regret it" - Typhoon lab The message you want to send. The message you probably shouldn’t. The message you need to get out anyway. Unsend gives you a private place to write what you are feeling and choose what happens next. WRITE IT OUT Choose who the note is for: • Someone • Partner or Ex • Friend • Family • Work • Yourself • Other Use optional prompts when you need help finding the words. LET IT GO PRIVATELY Choose one of three release effects: SHRED - tear the note apart. BURN - watch it burn away. DISSOLVE - let the words disappear. Hold for three seconds when you are ready. Privately released notes are not published to the Unsend community. SHARE ANONYMOUSLY You can also submit a note to Explore, Unsend’s optional anonymous community. Community submissions are reviewed before appearing publicly. Once approved, other users can read the note, leave a moderated reply, or respond with “I hear you.” No public name is displayed, but you should never include names, addresses, usernames, workplaces, schools, or other identifying information. EXPLORE AND CONNECT • Browse approved anonymous notes • Sort by recent, viewed, or replied • Filter notes by category • Leave moderated replies • Respond with “I hear you” • Report inappropriate content • Block contributors • Delete your own pending or approved submissions YOUR CHOICE Release the note privately when you only need to get it out. Share it anonymously when you want someone else to hear it. Unsend is a writing and community app. It is not counseling, medical care, or an emergency service. UNSEND Some messages need to be written, not sent.
Screenshots
Verdict
The clearest difference is in-app purchases: Unsend at none against Paper Void's 2. Paper Void's advantage is ratings volume (5 vs 1). On price, rating, update cadence 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
Both are free to download. Paper Void sells 2 one-off in-app purchases. Unsend asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Paper Void against 5.0 for Unsend. That said, the two scores are not equally well evidenced: Paper Void has 5 ratings behind it against 1, so its average is the more settled of the two.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | Paper Void | Unsend |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.4 | 16.4 |
| Further details — not scored | ||
| Size | 36 MB | 31 MB |
| Age rating | 4+ | 12+ |
| Developer | Saba Fakhri | Samir kumar Shah |
Customer experience
Paper Void
Unsend
In-app purchases
Paper Void
- Unsent Letter$3.99
- Notebook – Night List$3.99
Unsend
No in-app purchases








