Sona Mobile vs Done. Next!
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sona Mobile
This mobile application grants users access to the Sona Systems platform. It is designed for participants, researchers, and principal investigators, requiring the specific URL of a Sona site for functionality.
- Access Sona Systems
- For participants
- For researchers
- For principal investigators
- Requires Sona site URL
Read full descriptionHide full description
This app provides access to Sona Systems for users of the system. It works for participant users, researchers and principal investigators. You will need to know the URL of your Sona site in order to use this app.
Done. Next!
Read full descriptionHide full description
Done. Next! helps you finish something small — right now. If long to-do lists freeze you, this is the opposite. Say how much time you have. Get a smart suggestion. Start a timer. Celebrate. Then do the next thing. BUILT FOR REAL LIFE (AND ADHD BRAINS) • Pick your available time — 5, 15, 30, 60 minutes, or custom • Get a recommendation that actually fits the window you have • Start a countdown that keeps working in the background • Finish, add time, or come back later — unfinished tasks are never punished • Gentle streaks and progress that stay kind when life gets messy SIMPLE BY DESIGN • No account. No cloud login. Your tasks stay on this device. • Fast capture for tiny, doable tasks • Clear focus mode so you only see the thing you’re doing • Celebrate wins without pressure to “optimize” FREE • Up to 10 active tasks • One smart pick when you choose your time • Core timer, reminders, and daily progress PRO • Unlimited tasks • Two smart picks + rerolls • Custom durations and recurring tasks • Full history, extra badges, home screen widgets • Ad-free Start with one small win. Done. Next! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Sona Mobile at none against Done. Next!'s 2. Sona Mobile also leads on ads (none vs shown). Done. Next!'s advantage is iOS requirement (13.0 vs 15.1). On price 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. Done. Next! sells 2 in-app purchases, starting at $2.99 per month. Sona Mobile asks for nothing beyond the download.
| Parameter | Sona Mobile | Done. Next! |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (10 ratings) — better | — |
| Positive reviews | 20.0% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 3 months | — |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Sona Systems | Chelsea Farley |
In-app purchases
Sona Mobile
No in-app purchases
Done. Next!
- Done. Next! Pro Monthly$2.991 Month
- Done. Next! Pro Annual$19.991 Year









