Empty Fasting vs SadBox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Empty Fasting
This app helps users focus on a single fasting period at a time, offering both overnight and daytime schedules. It provides customizable themes and icons, home screen widgets, and tracks fasting streaks and trends with encouraging messages.
- Single fast focus
- Home screen widgets
- Overnight and daytime schedules
- Customizable themes and icons
- Streak and trend statistics
- Encouragement during fasts
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· Full-focus on one fast at a time · Home screen widgets & live activities · Overnight and daytime fasting schedules · Make it yours with 6 themes and 18 icons · Statistics for your streaks and trends · Encouragement throughout your fasts
SadBox
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Some things aren’t safe to post on social media. This app gives you a private emotional journal where you can say anything—your fears, secrets, frustrations, late-night thoughts—completely without pressure. No followers. No likes. No algorithms. Just a safe space to be honest. SadBox — Your Safe Emotional Space Feeling overwhelmed, stressed, or carrying emotions with nowhere to release them? SadBox gives you a private place to express freely, calm your mind, and understand yourself better. Why SadBox Helps Private emotional journaling — no judgment, no pressure Stress-relief through writing — let emotions out safely Simple emotional trends & insights Build emotional resilience over time A quiet space with no social features Key Features Secure emotional journal Stress & calm index Emotion history timeline Clean, distraction-free design Works anytime, even offline SadBox gives your emotions a safe home, so your mind can breathe again. Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://lijunchenapp.com/SadBoxprivacy.html
Screenshots
Verdict
The clearest difference is in-app purchases: Empty Fasting at none against SadBox's 4. Empty Fasting also leads on update cadence (every 3 days vs monthly). On price, ads, device support and iOS requirement 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. SadBox sells 4 in-app purchases, starting at $1.99 per month. Empty Fasting asks for nothing beyond the download.
Empty Fasting ships an update every 3 days, SadBox monthly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Empty Fasting | SadBox |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (83 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 83 — better | — |
| Update frequency | Every 3 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 169 MB | 9 MB |
| Age rating | 17+ | 4+ |
| Developer | Light Nudge | 俊辰 黎 |
Bugs and requests
Empty Fasting
Reported bugs
1 issue- Fast reminders still sent even if the fasting session is currently active.
Requested features
12 requests- Custom fasting length (days/hours)
- More options for ADF
- Apple Health integration
- Ability to edit start time of a running timer
- Set multiple start fast reminders
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- Option to set app to allow fasting from specific things (alcohol, meat)
- Manual time input for fasting
- Apple Watch addition
- Watch widget
- Start fasts automatically
- Ability to start countdown from a previous time
- Ability to add a fast started yesterday
SadBox
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Empty Fasting
No in-app purchases
SadBox
- Monthly Membership$1.991 Month
- Quarterly Membership$4.993 Months
- Annual Membership$8.991 Year
- Lifetime Membership$12.99
Questions
Is Empty Fasting free?
Is SadBox free?
Do Empty Fasting or SadBox have ads?
Which is updated more often, Empty Fasting or SadBox?
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