OrthoFlow vs Aliner
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
OrthoFlow
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Clear aligner treatment requires discipline and consistency. OrthoFlow is your dedicated digital assistant designed to keep your treatment on track.
Aliner
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Aliner makes wearing aligners calmer: a timer, a journal and honest stats in one beautiful app. No ads, no tracking. ONE-TAP TIMER Take your aligners out β tap the ring. Aliner counts aligners-out time reliably in the background: it survives restarts, time-zone changes and long flights. The lunch reminder tells you when to put them back in. TRAYS & CALENDAR Your current tray, change day and appointments at a glance. Tray-change reminders arrive on their own. Mark the change in one tap on the Now screen, and edit the plan β trays, days per tray, daily wear goal β any time. GUILT-FREE STATS Day, week, month. Aliner celebrates progress instead of lecturing you: every hour of wear counts. A PHOTO DIARY FOR YOUR SMILE A camera with a framing guide and manual crop keep every photo in the same format. Before/after comparison and a full-course timelapse β free and unlimited. Photos stay yours: on device and in your personal iCloud. JOURNAL & AI SUMMARY Tagged notes build an automatic βask the doctorβ list. The AI summary (Aliner+) turns weeks of notes into one short list for your appointment β only with your explicit consent, and photos are never sent. ALINER+ β ONE SUBSCRIPTION Widgets and Live Activity, an Apple Watch app, Siri shortcuts, photo backup in your own iCloud and the AI summary. The yearly plan starts with 7 days free. Everything else β timer, calendar, stats, photo diary, before/after, timelapse, notes β is free forever. PRIVACY, HONESTLY No ads. No tracking. Photos never leave your iCloud. Aliner shows only your own data and gives no medical recommendations β treatment questions belong to your doctor. Terms: nikibstudio.site/terms Β· Privacy: nikibstudio.site/apps/aline/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: OrthoFlow at none against Aliner's 3. OrthoFlow also leads on iOS requirement (15.1 vs 18.1). On price, update cadence, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Aliner sells 3 in-app purchases, starting at $2.99 per month. OrthoFlow asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.
| Parameter | OrthoFlow | Aliner |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, Apple Watch |
| Requires iOS | 15.1 β better | 18.1 |
| Further details β not scored | ||
| Size | 75 MB | 16 MB |
| Age rating | 12+ | 4+ |
| Developer | Devinbi | Bogdan Nikishin |
In-app purchases
OrthoFlow
No in-app purchases
Aliner
- Aliner+ Monthly$2.991 Month
- Aliner+ Yearly7 Days trial$19.991 Year
- Aliner+ Lifetime$34.99









