If you use a water conditioner with your aquarium then you are likely nodding along at my top pick.
Api water conditioner vs prime.
The formula of api tap water conditioner incredibly concentrated.
Some water conditioners like stress coat also neutralize heavy metals and help replace damaged slime coats.
Api tap water conditioner aquarium water conditioner instantly removes chlorine and neutralizes chloramines.
Stress coat prime and lots of other things are called tap water conditioners.
Use at start up and whenever adding or replacing water.
It will also detoxify any heavy metals found in the tap water at typical concentration levels.
Quickstart is a live bacteria product that is as you said used to decrease cycling time.
I ve not used it but i have used other live bacteria products such as microbe lift.
When adding new fish use stability.
It should be used with every water change.
As you said prime is a water conditioner one of the best imo that neutralizes ammonia and other toxins from your water.
As a water conditioner seachem prime is unbeatable.
At the very least tap water conditioners neutralize chlorine and chloramine which are disinfectants commonly used in municipal water supplies.
You will want to use only a drop per gallon 3 8 litre as it is very strong.
Api tap water conditioner similar to the seachem api tap water conditioner will remove chlorine from the tap water and will also work to eliminate heavy metals and chloramine.
Seachem prime fresh and saltwater conditioner 4 8 out of 5 stars 11 294 1 best seller in aquarium water treatments.
This conditioner comes in liquid form.
When transporting or quarantining fish use seachem stressguard.
Not only is seachem prime a complete conditioner but i found that it lasts the longest.
Ask any aquarist to recommend a good water conditioner and seachem prime will likely be the response.