- TikTok publishes how many people searched a topic in the last seven days, and how many videos exist for it. High searches with zero videos is unanswered demand.
- People describe the app they want in the search box. TikTok's autocomplete for "app that" returns things like "locks phone while studying" and "records lectures and write notes".
- The 20 ideas below each come with their typed search, 7-day searches and video count; six have no videos matched.
- The repeatable loop: search the problem in plain words, read the comments under the top video for the workaround people use, then check the video count before you commit.
- A search count proves people are looking, not that they will pay. Use it to decide what to prototype this weekend.
The best app ideas are the ones people already type into a search box and do not find an answer to. In TikTok's search data for the 7 days to 19 September 2026, "app that lets you see your subscriptions" had 291,254 searches and no videos matched, "sleep cycle tracker" had 243,826 and none either, and "How to make friends" had 652,334. For this week's numbers, re-run these searches in one question.
TikTok shows those search counts for free in Creator Search Insights, which makes it a cheap demand check for a solo founder. Every one of the 20 ideas below came out of a typed TikTok search with its 7-day search count and the number of videos TikTok has matched to it. Six have no videos at all. The snapshots are linked under the tables so you can check any row.
Why TikTok search beats a brainstorm
People describe the app they want before it exists. They type "app that locks phone while studying", or "is there an app for people who live alone", and TikTok records it. TikTok's autocomplete for two of those stems gives this back:
| Typed stem | What TikTok suggests next |
|---|---|
| app that | pays for walking steps · can help you study · change your outfit · records lectures and write notes · locks phone while studying · looks like digital camera · helps to apply to universities |
| is there an app | for people who live alone · to mix songs · to unblur message · for removing background video · that makes applications · the can remove instrument in a music |
Data: TikTok search autocomplete. Open the snapshot.
That is a backlog of mobile app ideas written by users, in their own words, with no survey and no landing page. Google gives you the same intent as a monthly average with a cost-per-click. Google Trends gives you a 0 to 100 index, and says itself that it is not search volume. TikTok gives you a 7-day count and tells you how many videos exist for it.
The counts come from Creator Search Insights, the tool TikTok launched in March 2024 so creators could make videos people are already looking for. Search popularity is searches over the last seven days, global unless a country is picked. A video count of zero is TikTok's own content gap signal: demand with nothing filed against it.
How we built this list
The ideas come from topic searches across 23 seed phrases covering health, money, study, family, travel, hobbies and cars, a sweep of TikTok's content-gap channel at five offsets, and autocomplete for two "app" stems, keeping only typed searches, phrases a person would actually enter, that describe a job an app could do. Most of what TikTok returned were its own topic groups, phrases like "sleep tracking and sleep aid apps" with pooled figures in the millions; those cover many searches at once, so none of them is used as a search count here.
20 app ideas with the search that proves them
Read each row as: the product, the exact phrase people type, how many searched it in seven days, and how many videos TikTok has matched to that phrase. A low video count is your opening, as a product and as the first channel you sell it in.
Health and habits
| App idea | Typed TikTok search | 7-day searches | Videos | The angle |
|---|---|---|---|---|
| Sleep tracker that needs no wearable | sleep cycle tracker | 243,826 | 0 | Phone only. People search the cycle, not the device. |
| Sleep coach for the watch you already own | apple watch sleep tracker | 293,911 | 437 | The watch records sleep; nobody tells the wearer what to change tonight. |
| A period tracker that is easy to find | periode tracker app | 239,571 | 0 | A misspelled search with no videos: the market is big and badly served in search. |
| A free period tracker with no paywall | free periodic tracker apps | 102,030 | 0 | "Free" in the query is the brief. |
| Period app built around one question | Period app | 265,879 | 944 | Late, early or irregular: answer the worry first, chart second. |
| Missed-dose pill assistant | medication reminder | 267,719 | 815 | Searches rose more than tenfold across the week; the hard part is what to do after a skipped dose. |
| Habit tracker that does not need daily logging | best habit tracker app | 263,720 | 825 | "Best" means people are comparing, so the review video is your first channel. |
TokConnect returns these counts for any list of phrases, in the research agent or inside ChatGPT and Claude.
Money and home
| App idea | Typed TikTok search | 7-day searches | Videos | The angle |
|---|---|---|---|---|
| Subscription audit that finds what you forgot | app that lets you see your subscriptions | 291,254 | 0 | People are literally describing the app in the search box. |
| One-tap bill splitter | apple split bill | 267,326 | 217 | People look for a built-in answer and find none; make the shortcut. |
| Grocery list that knows your budget | how to make a grocery list | 247,975 | 579 | A list that knows your limit beats a tracker that tells you afterwards. |
| Store-specific shopping lists | aldi grocery list | 162,183 | 458 | Lists by store layout and price, starting with one chain. |
| Trade log for beginners | trading journal | 188,205 | 1,142 | A journal that asks why you took the trade, not just the price. |
| Weekly outfit planner | How I plan outfits for the week | 319,440 | 0 | Plan seven outfits from photos of what you own, in one sitting. |
Family, travel and cars
| App idea | Typed TikTok search | 7-day searches | Videos | The angle |
|---|---|---|---|---|
| Single-destination trip planner | Trip planning | 277,716 | 1,185 | Generic trip apps lose to one that knows one place well. |
| Shared vacation planner | vacation planner | 110,788 | 1,044 | The group chat is the competitor: one plan everyone can edit. |
| Baby sleep schedule by method | baby wise sleep schedule | 51,115 | 0 | Parents search a named method; build the schedule for that method. |
| Car service log with a real next date | cars maintenance | 59,117 | 2,493 | Mileage plus model should produce a reminder, not a PDF manual. |
Friends and journaling
| App idea | Typed TikTok search | 7-day searches | Videos | The angle |
|---|---|---|---|---|
| Friend finder for adults | How to make friends | 652,334 | 949 | The biggest search on this page, about a pain no app owns. |
| Journal with prompts written for men | journal prompts for men | 289,628 | 381 | A named audience with few videos aimed at it. |
| Daily journal that supplies the prompt | Journal prompts | 214,964 | 1,051 | The blank page is the churn; a good prompt is the product. |
Data for all four tables: TikTok Creator Search Insights, 7 days to 19 September 2026, global. Snapshots: health and study topics, money, family and travel topics, learning and social topics, content gaps. Searches is TikTok's search popularity, searches in the last seven days; videos is how many TikTok has matched to the search.
Check demand for your own app idea →
How to find app ideas yourself
The list above is a snapshot. The method is the thing worth keeping, and it is three steps that take about fifteen minutes per idea.
1. Search the problem, not the product
Type the thing that goes wrong, not the category. "Medication reminder" is a product name, and it still drew 267,719 searches in a week. The problem behind it, what to do after a missed dose, is where the product angle lives. Do this for six or seven phrasings of the same pain and the winning wording is also the copy for your App Store listing.
2. Read the comments under the top video for the workaround
Search TikTok's videos for the same phrase, open the one with the most comments, and read them. This is where you find what people do instead of buying your app. We searched "app to cancel subscriptions" and opened a video with 643,968 plays and 174 comments. The top comments were not praise:
| Comment | Likes |
|---|---|
| "how do i permanently delete the subscription" | 274 |
| "What if there's no option that says cancel subscription" | 134 |
| "there is no active subscription but it says there is.. i cant remove my card bc it says theres an active subscription" | 34 |
| "I click cancel subscription and it doesn't work PLSSSS HELP" | 18 |
| "It doesnt even show me any subscriptions button" | 12 |
Data: TikTok video comments. Open the snapshot. How to export comments at scale.
Half a million people watched a tutorial and still could not finish the task. Those five sentences are your onboarding, your FAQ and your first three TikToks.
3. Check the gap before you commit
Go back to the topic and look at the video count. Zero or a few hundred means you can own the search term while you build, for one video a week. Tens of thousands means you need a sharper wedge. The search volume guide covers how to read the number, and audience insights shows who is searching.
Search TikTok topics for "sleep app", "budget app", "parenting app", "habit tracker" and "journal app". Return a table of typed searches with 7-day searches and video count, sorted by searches, and flag those under 500 videos. Then pull TikTok's autocomplete for "app that" and "is there an app" and tell me which suggestions match the topics you found. For the best three, find the most-commented TikTok video on that phrase and summarise what people are stuck on.
What does a big search number prove?
A 7-day search count tells you that people are looking, how many, and in what words. It does not tell you that they will pay. Treat it as a reason to spend a weekend on a prototype, not as a revenue model.
Three habits keep you honest. Check the topic's country split before building for a market you do not live in. Watch the video count as well as the searches, since a topic with zero videos is a window that closes once creators notice. And open the 7-day chart: steady growth is a trend, a vertical line is a news event that will be gone before your first build.
Pick one idea, post one video using the topic's exact wording on screen and in the caption, and put a waitlist link in your bio. If a search with a quarter of a million weekly searches and no videos cannot get you a hundred signups, you have learned that for free. More on validating with search data.
Once something works, the same data tells you what to build next. Search your category again in a month, read the comments on the videos that now rank, and you have a feature list written by your users.
How we got these numbers
On 19 September 2026 we ran TokConnect's topic search for 23 seed phrases, read TikTok's content-gap channel at five offsets, pulled TikTok's autocomplete for "app that" and "is there an app", and read the comments under the most-commented video for "app to cancel subscriptions". "Searches" is TikTok's search popularity: searches in the last 7 days, worldwide (what that measures). Videos is how many videos TikTok matches to the search.
TikTok returns two kinds of record: typed searches people enter, and generated topic groups that pool many searches. Our house rule treats a record as a group if its figure is 5,000,000 or more, or 1,000,000 or more with the week's first day under 5% of its last, or it sits in TikTok's Featured Content category, or its wording describes a group rather than a search; only typed searches appear in the tables.
Limits: one week of global data, and a search count shows interest, not willingness to pay. Data files: health, money, family and travel, learning and social, content gaps, autocomplete, comments.
Key statistics
"app that lets you see your subscriptions" had 291,254 TikTok searches in the 7 days to 19 September 2026, worldwide, and 0 matched videos.
"How to make friends" had 652,334 TikTok searches in the 7 days to 19 September 2026, with 949 videos matched.
"sleep cycle tracker" had 243,826 TikTok searches in the 7 days to 19 September 2026 and 0 matched videos.
All 5 statistics
Daily readings for "medication reminder" on TikTok rose from 20,093 to 267,719 over the 7 days to 19 September 2026, with 815 videos matched.
6 of 20 typed TikTok searches behind app ideas had no videos matched in the 7 days to 19 September 2026, including the misspelled "periode tracker app" (239,571 searches).
Frequently asked questions
What apps are in demand as of 19 September?
In TikTok search data for the 7 days to 19 September 2026, typed searches with demand and no videos included "app that lets you see your subscriptions" (291,254 searches), "sleep cycle tracker" (243,826) and "periode tracker app" (239,571). "How to make friends" had 652,334 searches. Those numbers are weekly, not monthly. Open the snapshot to check any of them.
How do I come up with an app idea?
Stop starting from products and start from problems people type out loud. Search TikTok for six or seven phrasings of a pain you know something about, keep the topics with high searches and few videos, then read the comments under the most-commented video on that phrase to find the workaround people use today. That workaround is your first feature. The method is in the section above.
What app ideas make money?
Search volume shows demand, not willingness to pay. Pair a row with a paid signal: an existing app people name in the search ("apple watch sleep tracker", 293,911 searches on 19 September 2026) is stronger than a free-text pain. Check what rival apps charge before you build.
Is TikTok search data reliable for app research?
The numbers are TikTok's own, from Creator Search Insights, not modelled from a panel. Search popularity is searches over the last seven days, global unless you pick a country. The limits are real: it covers TikTok's users, not everyone, and TikTok mixes typed searches with its own topic groups, which pool many searches, so use only the phrases people actually type. Check the country split and the 7-day chart before you build.
What is a good app idea for beginners?
Pick a typed search with demand and few videos in a space you understand, then build the smallest version. "free periodic tracker apps" had 102,030 TikTok searches and no videos in the week to 19 September 2026, and "journal prompts for men" had 289,628 with 381 videos. Both are small, single-purpose apps a solo developer can ship.
Sources and data
- Get inspired with Creator Search Insights (TikTok Newsroom, March 2024)
- Creator Search Insights (TikTok Help Center)
- Health and study app topics, 19 September 2026 (snapshot)
- Money, family and travel app topics, 19 September 2026 (snapshot)
- Subscription-app video comments, 19 September 2026 (snapshot)
- Creator Search Insights on desktop (TikTok, login required)
- FAQ about Google Trends data (Google Trends Help)
