PrintDiary vs KidBase
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PrintDiary
This app offers a unique journaling experience with a vintage typewriter interface. Write your thoughts, and they are instantly printed as slips on a timeline, connecting your day's moments. Entries can be saved, exported, and reorganized.
- Timeline slip diary
- Vintage typewriter interface
- Instant slip printing
- Flexible slip management
- iCloud sync
- Privacy-focused local storage
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Write your diary with a vintage typewriter and let paper slips connect the moments of your day. PrintDiary combines a retro typewriter interface with a clean timeline layout. Type your thoughts, ideas, or tasks on the green-tinted screen, tap “Print,” and a slip with a unique ID and timestamp is instantly generated and placed in your daily timeline. Each slip can be saved to Photos, exported, or reorganized at any time. Whether it’s a mood note, a spark of inspiration, or a work log, everything becomes clear on your slip-based timeline. —— Core Features Timeline Slip Diary All entries are automatically sorted by time, giving you a clear view of your entire day. Vintage Typewriter Interface Green text, breathing lights, and tactile typing feedback create a focused, nostalgic writing atmosphere. Instant Printing (within 200 characters) Write and print in one tap. Each slip includes a unique ID and timestamp for easy reference. Flexible Slip Management Rearrange slips on the main screen with drag and drop. In list mode, zoom in for detailed viewing or share individual slips. iCloud Sync (optional) Sync your timeline across multiple devices when enabled. Privacy First All data is stored locally by default. Permissions are requested only when saving images to your photo library. —— Use Cases Mood diary Inspiration notes Work logs Study snippets To-do reminders Travel and daily timeline journaling PrintDiary connects the stories that make up your day, one slip at a time.
KidBase
This app helps parents privately record and track their child's development and memories. It features timelines, growth charts, and milestone trackers, with automatic counters and quick-log widgets for essential activities. All data is synced privately via iCloud and is never sold or tracked.
- Private journal and memory timeline
- Growth charts with WHO percentiles
- Sleep and feeding quick-log widgets
- Automatic age and birthday counters
- iCloud sync across devices
- Milestone trackers
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KidBase is the all-in-one private journal for parents who want to remember everything. Capture every first smile, step, word, tooth with beautiful timelines, growth charts, and milestone trackers designed just for babies and young kids. • Automatic age & “days until birthday” counter • Sleep & feeding tracker with quick-log widgets • Height/weight charts with WHO percentiles • Private photo journal & memory timeline • iCloud sync across your devices (end-to-end private) • No ads, no tracking, no data sold... ever! • Completely free to use (supported by an optional tip jar) Made by a dad who wanted one safe place to keep every memory of his kids. Now yours too. Perfect for newborns, toddlers, and beyond.
Screenshots
Verdict
The clearest difference is monetization model: KidBase at free against PrintDiary's free with in-app purchases. PrintDiary's advantage is ratings volume (4 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. PrintDiary sells 1 one-off in-app purchase and KidBase sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for PrintDiary against 5.0 for KidBase. Both are backed by a comparable volume of ratings — 4 and 1 respectively.
PrintDiary ships an update every 2 weeks, KidBase every 9 days. The most recent releases landed on July 18, 2026 and June 10, 2026 respectively.
| Parameter | PrintDiary | KidBase |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 2 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 35 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Houma Econimic Development Zone Jianmin Decoration Material Co., Ltd. | Jared Eddie Countryman |
Customer experience
PrintDiary
KidBase
In-app purchases
PrintDiary
- Lifetime Unlock$4.99
KidBase
- Diaper Money$0.99
- Cup of Coffee$4.99
- Date Night Fund$9.99
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