LightFasting vs AIVOSYS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LightFasting
This app offers a scientific approach to weight loss by guiding users through a slightly high-intensity diet. It includes tools for calorie conversion, calculating ideal weight, basal metabolic rate, and BMI, along with tracking weight changes and energy intake.
- High-intensity diet guidance
- Calorie and Joule conversion
- Standard weight calculator
- Basal metabolic rate calculator
- Body mass index calculator
- Energy intake tracking
- Weight change tracking
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If you can't stick to the exercise, what if you can't see the effect of dieting? Use the "Light Diet" App to help you lose weight faster and more scientifically. -- Traditional dieting specifies the length of time by timer, but it is not only inefficient, but also needs to keep an eye on the time. It is easy for people to give up halfway because of too much trouble. Light dieting is different. Light dieting on a daily basis can effectively reduce the weight of people with excessive daily energy intake through a slightly high-intensity diet. Believe that as long as you persist, you will be able to get rid of the harm of overweight! The product also includes the following extension tools: Calorie Joule conversion (the energy on the bottle bag can finally be easily converted) Standard weight calculator Basal metabolic rate calculator Body mass index calculator Energy intake record Weight change record
AIVOSYS
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AIVOSYS mobile app for client support
Screenshots
Verdict
The clearest difference is price: AIVOSYS at Free against LightFasting's $0.99. AIVOSYS also leads on iOS requirement (12.0 vs 14.0). On update cadence, ads, in-app purchases 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
AIVOSYS is free to download; LightFasting costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
LightFasting ships an update every 2 months, AIVOSYS every 3 months. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.
| Parameter | LightFasting | AIVOSYS |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 44 MB | 71 MB |
| Age rating | 12+ | 4+ |
| Developer | 兴龙 张 | Aivolife Inc. |
In-app purchases
LightFasting
No in-app purchases
AIVOSYS
No in-app purchases
Questions
Is LightFasting free?
Is AIVOSYS free?
Do LightFasting or AIVOSYS have ads?
Which is updated more often, LightFasting or AIVOSYS?
Other comparisons
