Tandem t:slim Mobile App
What is Tandem t?
The Tandem t:slim mobile app is a companion to the t:slim X2 insulin pump, listed in the Medical genre. It can act as a secondary display for the pump, show pump data and push notifications, and wirelessly upload pump therapy data to the cloud. It requires a compatible t:slim X2 pump and smartphone.
Pricing. Tandem t:slim Mobile App is free to download on the App Store.
Good for
- Users of a t:slim X2 insulin pump who want pump data on a smartphone
- Delivering a bolus from a compatible smartphone paired with the pump
- Sending pump therapy data to the Tandem Source cloud platform when a data.
Screenshots
Why this app is in C tier
Tandem t scores 65 out of 100: rating 43, rating count 74, App Store search rank 45, update recency 100. The four parts are averaged with no weights, and C tier follows from that score within this list. The full explanation, as data.
Description
The Tandem t:slim mobile app, the companion app for your pump. Always consult a healthcare professional for information about how to manage diabetes. - Deliver a bolus from your smartphone* - Serves as a discreet, secondary display for the pump† - View pump data and receive push notifications directly on your smartphone‡ - Wirelessly upload pump therapy data to the cloud† Note: Units of measure on app may differ from those pictured above. Mobile app units of measure will match the paired t:slim X2 insulin pump. ALWAYS READ THE LABEL AND FOLLOW THE DIRECTIONS FOR USE. The electronic instructions for use for the Tandem t:slim mobile app (Basic UDI-DI: 0850018992TF-0011603KR) can be accessed through the t:slim X2 user guide, available here: https://www.tandemdiabetes.com/support/resources/documents. Upon request, a printed copy of the user guide can be provided within 7 days at no additional cost. If the language set on your smartphone is supported by the mobile app, then the mobile app will display in that language. If the language set on your smartphone is not supported by the mobile app, then the mobile app will display in English. *Requires a t:slim X2 insulin pum
Compare in Diabetes Management
| Measure | |||
|---|---|---|---|
| Tier | C | C | C |
| Score | 65 / 100 | 68 / 100 | 65 / 100 |
| Rating | 3.1 ★ | 4.8 ★ | 2.5 ★ |
| Ratings | 2.2K | 4.9K | 6.6K |
| Latest ratings · 180d | — | 3.4 ★ · 20 reviews | 2.3 ★ · 20 reviews |
| Last update | 56d ago | 7d ago | 7d ago |
| Price | Free download | Free | Free |
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Questions about Tandem t
Does the app require a pump?
Yes. Delivering a bolus requires a t:slim X2 insulin pump from Tandem Diabetes Care and a compatible smartphone. Additional restrictions apply, and the listing refers to the t:slim X2 user guide for warnings and precautions.
Can alerts and alarms be dismissed in the app?
No. The listing states alerts and alarms must be dismissed on the pump itself. Once dismissed on the pump, they also disappear from the mobile app.
Is the app data real time or suitable for remote monitoring?
Not stated on the App Store. The app display may not match the pump's current status, and cloud uploads are not real time and should not be relied on for remote patient monitoring.
Is Tandem t free?
Tandem t is free to download.
What is Tandem t good for?
Tandem t is built for users of a t:slim X2 insulin pump who want pump data on a smartphone, delivering a bolus from a compatible smartphone paired with the pump, sending pump therapy data to the tandem source cloud platform when a data.. It sits in the diabetes management list on AppTierList.
Is Tandem t worth it?
Tandem t is C tier, ranked #22 of 25 diabetes management apps with a score of 65 out of 100, from a 3.1 App Store rating across 2,154 ratings. 21 apps rank above it in the same list.
How does Tandem t compare to Twin Health?
Tandem t is C tier at 65; Twin Health is C tier at 68. Twin Health ranks higher. Tandem t is free to download, Twin Health is free, with no in-app purchases.
How often is Tandem t updated?
Tandem t was last updated on 2026-08-27, 56 days ago.
All the facts
- List
- Diabetes Management (C tier, #22)
- Tier
- C (Situational)
- Score
- 65 / 100
- Rank in list
- #22 of 25
- Ranking certainty
- settled
- Price
- Free download
- App Store rating
- 3.1 out of 5
- Number of ratings
- 2,154
- Current version
- (56 days ago)
- App Store data read
- App Store category
- Medical
- Good for
- Users of a t:slim X2 insulin pump who want pump data on a smartphone, Delivering a bolus from a compatible smartphone paired with the pump, Sending pump therapy data to the Tandem Source cloud platform when a data.
- Requires
- iOS 18.0 or later
- Size
- 157 MB
- Age rating
- 4+
- Languages
- 12
- Maker
- unclaimed
- As data
- JSON · why it ranks here
App Store data read · ranking · how it is computed