Hashtags on TikTok are not fuel for the car — they are road signs. Using hashtags like #fyp or #explore is like writing "Planet Earth" as the address on a letter you want to send to your neighbour down the street. Choose 3 or 4 hashtags that precisely describe what the viewer will see in the first 3 seconds, and let the smart search algorithm quietly guide your ideal audience to you.
Hashtags as classification tools, not view boosters
The fundamental concept that needs to shift: hashtags do not directly bring views — they tell the algorithm who to direct your video to. The right hashtag places your video in front of the right audience, which raises engagement, which expands distribution. The wrong hashtag places you in front of a disinterested audience, who leave early, which causes the algorithm to stop distribution. Views are the result — hashtags are the cause.
Correct hashtags vs random ones
A video explaining "how to build a simple app" — same video, same quality, uploaded twice:
- Version one (random hashtags): #trending #food #explore #fyp #viral → stopped at 420 views. Immediate skip rate in first 2 seconds: 92%. The algorithm showed the video to food enthusiasts who scrolled past immediately.
- Version two (specialised hashtags): #learnprogramming #appdev #Flutter #codingforbeginners → broke through to 145,000 views. Completion rate: 34%. Right audience = real engagement = wider distribution.
The optimal number by the numbers
The scientifically optimal number: 3 to 5 hashtags only. Analysis of an account posting regularly in the same niche:
| Number of hashtags | Average views | Reason |
|---|---|---|
| 15 hashtags | 3,000 | Algorithm treats it as scattered, unfocused content |
| 4 precise hashtags | 28,000 | Precise targeting + engaged audience + wider distribution |
The viral hashtag myth
#fyp, #foryou, #viral — hashtags beginners believe are the key to the FYP. The reality is different:
- #fyp contains trillions of views and millions of videos uploaded every minute — your video will drown instantly
- They do not directly harm your account — but they waste classification space
- The algorithm gains no useful classification information when you tell it your video belongs to #fyp — because every video wants to go there
No hashtags vs specialised hashtags
Same quality, same hook — who wins?
- No hashtags: 12,000 views. TikTok is smart enough to understand content through audio and text recognition — but it takes longer to find the right test samples
- Specialised hashtags: 65,000 views. They did not magically multiply views — they accelerated spread speed by 3 times by giving the algorithm a ready code to skip the guessing phase and push straight to the right niche
Hashtags as a search engine
TikTok has officially become a search engine competing with Google for the new generation — and this has completely changed the hashtag's function:
- Before (2020): hashtags were for chasing temporary trends and challenges
- Now: hashtags are folders in the search database
Videos using hashtags built around "words people search for" (like #bestiPhonecharger instead of #iPhone alone) achieve 35% of their views long-term from the search bar — not just from the FYP. This means the video stays alive and keeps bringing new viewers and followers for months after publishing.
For additional strategies to increase your For You Page visibility alongside hashtags, read FYP strategies that actually work.
The golden 4-hashtag strategy
| Hashtag type | Count | Example (cooking niche) | Purpose |
|---|---|---|---|
| Broad niche | 1 | #cooking or #recipes | Identifies the main category in the platform's servers |
| Sub-niche | 1 to 2 | #nodesserts | Narrows competition and reaches people with a specific demand |
| Direct keyword | 1 | #cheesecake | Targets the video's primary keyword |
| Account identity (optional) | 1 | #youraccountname | Archives your videos and makes navigation between them easy |
To understand how the algorithm uses these signals alongside keywords in its distribution decision, read TikTok algorithm & going viral.
How TikTok reads hashtags today
When you add a random million-view hashtag like #fyp or #explore, you ask the algorithm to inject your clip into a distorted test batch mixing people interested in cooking, cars, and gaming all at once. The viewer leaves immediately, retention collapses in the first two seconds, and the servers freeze the video at the 200-view floor.
420 views vs 64,000 — same video
A "digital marketing and startup building" account published two identical videos — one change only: the hashtags.
| Random million-view hashtags (#fyp #viral #explore) | Targeted hashtags (#digital_marketing #startups #brand_building) | |
|---|---|---|
| Retention at second 3 | 14% | 69% |
| Views | 420 | 64,000 |
| New followers | 0 | 1,800 targeted followers interested in paid services |
Total gap: 152x — caused by hashtags alone.
The optimal hashtag engineering formula
| Hashtag type | Ideal view size | Count allowed | Example (tech niche) |
|---|---|---|---|
| Main niche (Macro) | Above 50 million | 1 only | #modern_technology |
| Sub-specialisation (Micro) | 1 to 10 million | 1 to 2 | #artificial_intelligence |
| Specific problem | Below 500,000 | 1 only | #book_summaries |
The mandatory three-line rule
Don't write hashtags alone as a dead wall. Write a 2-3 line human description containing the keywords you speak in the video (the algorithm transcribes audio automatically and matches it against text), then close with the three targeted hashtags as a final semantic lock.
To understand how the algorithm reads these signals and makes distribution decisions, read What is the priority order of TikTok algorithm signals?
3 or 4 precise hashtags outperform 20 random ones — because the goal is not quantity but targeting accuracy. And if your views remain low even after improving your hashtags, read Why do my TikTok videos get no views? To return to the full platform guide, read The complete TikTok guide.