Comparison

Lief App vs RunPrmpt

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lief App

This smart patch discreetly tracks heart rate and variability to help you manage stress. It offers drug-free biofeedback exercises to train your body's stress response, promoting mindfulness and control.

Highlights
  • HRV tracking
  • Heart rate monitoring
  • Biofeedback exercises
  • Stress response training
  • On-demand stress relief
  • Drug-free solution
Features
Read full description

Lief is a discreet, clinically-accurate smart-patch that measures your heart rate and heart rate variability. It trains you to control your body’s natural stress response through guided, gentle, and safe biofeedback exercises. Lief’s on-demand stress relief intervention is a 100% drug-free solution to improve your health and to remain mindful and in control throughout your day.

About

RunPrmpt

Read full description

Turn your running records into words for thinking. RunPrmpt converts running data from Apple Health into prompts you can use with AI chat services. This app does not perform AI analysis itself. Instead, it generates text that you copy and paste into your preferred AI chat to receive insights or advice. RunPrmpt is designed for runners who want to go beyond simple tracking and turn their data into actionable ideas. Key Features ■ Apple Health Integration • Automatically reads running data (distance, duration, pace, heart rate, calories) ■ Four Prompt Types • Analysis: Understand trends and characteristics of your runs • Training Plan: Generate training ideas based on your data • Improvement Tips: Suggestions to improve performance • Data Only: Structured raw data optimized for AI input Privacy-Focused Design • Read-only access to Apple Health data • Generated prompts are copied only by user action • This app does not send data directly to any AI service • No external servers are used; all processing happens on-device • Your data is never shared with third parties How to Use 1. Grant access to Apple Health 2. Select running data 3. Choose a prompt type and generate text 4. Copy the prompt and paste it into your favorite AI chat Turn your running data into insight.

Screenshots

Lief App4 screens
RunPrmpt3 screens

Verdict

The call

The clearest difference is device support: Lief App at 3 against RunPrmpt's 1. Lief App also leads on iOS requirement (13.0 vs 26.0). On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Lief App ships an update every 5 weeks, RunPrmpt monthly. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

Scorecard2 real differences · 8 level
Lief App versus RunPrmpt: the parameters behind the verdict, then further details
ParameterLief AppRunPrmpt
PriceFreeFree
Rating4.0 (2 ratings) — better—
Positive reviews44.7% of reviews—
Number of ratings2 — better—
Update frequencyEvery 5 weeksMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better26.0
Further details — not scored
Size80 MB6 MB
Age rating4+4+
DeveloperBrainBot, Inc.Kouki Saito

Bugs and requests

Lief App

Reported bugs

19 issues
  • Unable to download latest update
  • App bricked after update
  • Stuck on pulsing screen
  • Won't connect on iPhone or Mac
  • Self-pacing (buzzing) not working
Show 14 more
  • Annoying check-in feature cannot be turned off
  • App cannot be opened
  • Cancel subscription button not working
  • App crashes upon opening
  • App kicks user off after update
  • App crashes multiple times when opened
  • App does not reliably download data
  • App unstable after recent updates
  • App crashes, kills battery
  • App chews through cell data
  • App not connecting reliably to internet
  • App does not work without connection
  • Device keeps telling user they are stressed
  • App takes a long time to load

Requested features

6 requests
  • Add button to turn off vibration
  • Make subscription more affordable
  • Sell device outright
  • Provide clear instructions/manual
  • Improve data breakdown and comparison
Show 1 more
  • Allow adding notes for activities/moods

RunPrmpt

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Lief App

No in-app purchases

None

RunPrmpt

No in-app purchases

Questions

Is Lief App free?
Lief App is free to download, with no in-app purchases.
Is RunPrmpt free?
RunPrmpt is free to download, with no in-app purchases.
Do Lief App or RunPrmpt have ads?
Neither Lief App nor RunPrmpt shows ads.
Which is updated more often, Lief App or RunPrmpt?
Lief App ships an update every 5 weeks, and RunPrmpt monthly. Most recently, Lief App was updated on October 13, 2026 and RunPrmpt on October 12, 2026.

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