Aptios vs Nject
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aptios
Participate in clinical studies by submitting images and videos directly to research teams. This app ensures consistent image capture with guided tools for lighting, angles, and distance, designed for aesthetic studies.
- Study-specific interface
- Guided image capture tools
- Image and video submission
- Secure data upload
- User profile management
- Capture reminders
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Use this app to participate in an Allergan/AbbVie clinical studies and submit images directly to the clinical study team. Designed for image capture consistency and repeatability, specifically for studies in the Aesthetics space. Application Features: • Intuitive interface, configured specifically per study protocol • Designed and personalized for registered study subjects • Provided tools to help the subject to capture images with the proper lighting, angles and distance • Image and video capture flows available • Securely capture, review, approve and upload images and video directly to study managers • Manage user profile • Includes reminders when image captures are due
Nject
This app serves as a comprehensive resource for aesthetic professionals. It offers tools for dilution calculations, facilitates partnerships, and provides a live forum with experts. Users can also find assistance with vascular occlusion and access other valuable information.
- Dilution Calculators
- Partnership Facilitation
- Live Expert Forum
- Vascular Occlusion Help
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Nject is a one stop shop for all your Aesthetics needs like: Dilution Calculators, Partnerships, Live Forum with experts, Vascular Occlusion help, and more...
Screenshots
Verdict
The clearest difference is price: Aptios at Free against Nject's $4.99. Aptios also leads on rating (5.0 vs 4.0). Nject's advantage is ratings volume (126 vs 3) and chart position (#12 vs unranked). On update cadence, ads, in-app purchases and monetization model 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
Aptios is free to download; Nject costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Aptios holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Nject has 126 ratings behind it against 3, so its average is the more settled of the two.
Aptios ships an update monthly, Nject every 6 weeks. The most recent releases landed on October 3, 2026 and September 29, 2026 respectively.
| Parameter | Aptios | Nject |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 5.0 (3 ratings) — better | 4.0 (126 ratings) |
| Positive reviews | — | 57.4% of reviews |
| Number of ratings | 3 | 126 — better |
| Update frequency | Monthly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | — | #12 — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 256 MB | 68 MB |
| Age rating | 17+ | 17+ |
| Developer | AbbVie | Keaton Benning, LLC |
Customer experience
Aptios
Nject
Bugs and requests
Aptios
Not enough reviews yet to summarise bugs or requests.
Nject
Reported bugs
10 issues- App crashes when selecting syringe option
- Syringe dropdown menu fails to load options
- Screen doesn't scroll to reveal calculate button after data entry
- Force closing on both iOS and Android devices
- Stuck on single medication screen (Semaglutide) with no navigation
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- Info button repeatedly triggers review window instead of showing help
- Semaglutide advertisement prevents completing calculations
- Decimal point entry not functioning properly
- App crashes after recent Semaglutide update
- Incorrect Comfortox syringe image (shows insulin syringe instead)
Requested features
9 requests- Add Comfortox 0.5mL syringe option
- Add TB (tuberculin) syringe options
- Add allergen/product selection dropdown (Botox, Dysport, Azzalure, etc.)
- Visual indicator showing exact pull location on syringe for specific units
- Support for mg/mL dosing (for Semaglutide, tirzepatide, compounded medications)
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- Removable Semaglutide advertisement
- Back button for navigation
- Improved syringe image clarity and accuracy
- Support for more injectable medications beyond toxins
In-app purchases
Aptios
No in-app purchases
Nject
No in-app purchases
